CVE-2026-20031 (GCVE-0-2026-20031)

Vulnerability from cvelistv5 – Published: 2026-03-04 17:17 – Updated: 2026-03-05 15:52
VLAI?
Title
ClamAV CSS Image Parsing Error Handling Denial of Service Vulnerability
Summary
A vulnerability in the HTML Cascading Style Sheets (CSS) module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit this vulnerability by submitting a crafted HTML file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the scanning process.
CWE
Assigner
Impacted products
Vendor Product Version
Cisco Cisco Secure Endpoint Affected: 7.0.5
Affected: 6.2.19
Affected: 7.3.3
Affected: 7.2.13
Affected: 6.1.5
Affected: 6.3.1
Affected: 6.2.5
Affected: 7.3.5
Affected: 6.2.1
Affected: 7.2.7
Affected: 7.1.1
Affected: 6.3.5
Affected: 6.2.9
Affected: 7.3.1
Affected: 6.1.7
Affected: 7.2.11
Affected: 7.2.3
Affected: 7.1.5
Affected: 6.3.3
Affected: 7.3.9
Affected: 6.2.3
Affected: 6.1.9
Affected: 6.0.9
Affected: 7.2.5
Affected: 6.0.7
Affected: 6.3.7
Affected: 1.12.3
Affected: 1.8.0
Affected: 1.11.1
Affected: 1.12.4
Affected: 1.10.0
Affected: 1.12.0
Affected: 1.8.1
Affected: 1.10.1
Affected: 1.12.1
Affected: 1.12.6
Affected: 1.14.0
Affected: 1.10.2
Affected: 1.12.7
Affected: 1.12.2
Affected: 1.6.0
Affected: 1.9.0
Affected: 1.11.0
Affected: 1.7.0
Affected: 1.13.0
Affected: 1.8.4
Affected: 1.13.1
Affected: 1.9.1
Affected: 1.12.5
Affected: 1.13.2
Affected: 2.0.2
Affected: 1.1.0
Affected: 2.0.0
Affected: 2.0.1
Affected: 8.1.7.21512
Affected: 8.1.7
Affected: 8.1.5
Affected: 8.1.3.21242
Affected: 8.1.3
Affected: 8.1.5.21322
Affected: 8.1.7.21417
Affected: 2.1.0.14
Affected: 2.2.0
Affected: 2.3.0
Affected: 2.4.0
Affected: 2.5.0
Affected: 2.6.0
Affected: 2.7.0
Affected: 2.8.0
Affected: 2.9.0
Affected: 2.10.0
Affected: 2.10.1
Affected: 2.11.0
Affected: 1.14.1
Affected: 1.15.1
Affected: 1.15.2
Affected: 1.15.3
Affected: 1.15.4
Affected: 1.15.5
Affected: 1.15.6
Affected: 1.16.0
Affected: 1.16.1
Affected: 1.16.2
Affected: 1.16.3
Affected: 1.18.0
Affected: 1.18.1
Affected: 1.20.0
Affected: 1.21.0
Affected: 1.21.1
Affected: 1.21.2
Affected: 1.21.3
Affected: 1.22.0
Affected: 1.22.1
Affected: 1.22.2
Affected: 1.22.3
Affected: 1.22.4
Affected: 1.24.0
Affected: 1.24.1
Affected: 1.24.2
Affected: 1.24.3
Affected: 1.24.4
Affected: 1.26.0
Affected: 1.24.5
Affected: 1.26.1
Affected: 1.27.0
Affected: 1.15.0
Affected: 1.17.0
Affected: 1.17.1
Affected: 1.17.2
Affected: 1.19.0
Affected: 1.20.1
Affected: 1.20.2
Affected: 1.20.3
Affected: 1.20.4
Affected: 1.20.5
Affected: 1.20.6
Affected: 1.23.0
Affected: 1.23.1
Affected: 1.20.7
Affected: 1.20.8
Affected: 1.25.0
Affected: 1.25.1
Affected: 1.25.2
Affected: 1.27.1
Affected: 1.27.2
Affected: 7.3.13
Affected: 7.3.15
Affected: 7.4.1
Affected: 7.4.1.20425
Affected: 7.4.1.20439
Affected: 7.4.3
Affected: 7.4.3.20679
Affected: 7.4.5
Affected: 7.5.1.20813
Affected: 7.5.1.20833
Affected: 7.5.3
Affected: 7.5.5
Affected: 8.0.1.21160
Affected: 8.0.1.21164
Affected: 7.5.7
Affected: 7.5.9
Affected: 7.5.11
Affected: 8.1.7.21585
Affected: 7.5.13.21586
Affected: 7.5.13.21598
Affected: 8.2.1.21612
Affected: 8.2.1.21650
Affected: 7.5.15.21611
Affected: 7.5.17.21680
Affected: 8.2.3.30119
Affected: 8.2.4.30130
Affected: 8.4.0
Affected: 7.5.19
Affected: 8.4.1.30298
Affected: 8.4.2.30317
Affected: 8.4.1.30307
Affected: 7.5.20
Affected: 8.4.3
Affected: 8.4.4.30419
Affected: 8.4.4.30467
Affected: 7.5.21.21732
Affected: 8.4.5.30483
Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-20031",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-05T15:51:58.298217Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-05T15:52:07.708Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Cisco Secure Endpoint",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "7.0.5"
            },
            {
              "status": "affected",
              "version": "6.2.19"
            },
            {
              "status": "affected",
              "version": "7.3.3"
            },
            {
              "status": "affected",
              "version": "7.2.13"
            },
            {
              "status": "affected",
              "version": "6.1.5"
            },
            {
              "status": "affected",
              "version": "6.3.1"
            },
            {
              "status": "affected",
              "version": "6.2.5"
            },
            {
              "status": "affected",
              "version": "7.3.5"
            },
            {
              "status": "affected",
              "version": "6.2.1"
            },
            {
              "status": "affected",
              "version": "7.2.7"
            },
            {
              "status": "affected",
              "version": "7.1.1"
            },
            {
              "status": "affected",
              "version": "6.3.5"
            },
            {
              "status": "affected",
              "version": "6.2.9"
            },
            {
              "status": "affected",
              "version": "7.3.1"
            },
            {
              "status": "affected",
              "version": "6.1.7"
            },
            {
              "status": "affected",
              "version": "7.2.11"
            },
            {
              "status": "affected",
              "version": "7.2.3"
            },
            {
              "status": "affected",
              "version": "7.1.5"
            },
            {
              "status": "affected",
              "version": "6.3.3"
            },
            {
              "status": "affected",
              "version": "7.3.9"
            },
            {
              "status": "affected",
              "version": "6.2.3"
            },
            {
              "status": "affected",
              "version": "6.1.9"
            },
            {
              "status": "affected",
              "version": "6.0.9"
            },
            {
              "status": "affected",
              "version": "7.2.5"
            },
            {
              "status": "affected",
              "version": "6.0.7"
            },
            {
              "status": "affected",
              "version": "6.3.7"
            },
            {
              "status": "affected",
              "version": "1.12.3"
            },
            {
              "status": "affected",
              "version": "1.8.0"
            },
            {
              "status": "affected",
              "version": "1.11.1"
            },
            {
              "status": "affected",
              "version": "1.12.4"
            },
            {
              "status": "affected",
              "version": "1.10.0"
            },
            {
              "status": "affected",
              "version": "1.12.0"
            },
            {
              "status": "affected",
              "version": "1.8.1"
            },
            {
              "status": "affected",
              "version": "1.10.1"
            },
            {
              "status": "affected",
              "version": "1.12.1"
            },
            {
              "status": "affected",
              "version": "1.12.6"
            },
            {
              "status": "affected",
              "version": "1.14.0"
            },
            {
              "status": "affected",
              "version": "1.10.2"
            },
            {
              "status": "affected",
              "version": "1.12.7"
            },
            {
              "status": "affected",
              "version": "1.12.2"
            },
            {
              "status": "affected",
              "version": "1.6.0"
            },
            {
              "status": "affected",
              "version": "1.9.0"
            },
            {
              "status": "affected",
              "version": "1.11.0"
            },
            {
              "status": "affected",
              "version": "1.7.0"
            },
            {
              "status": "affected",
              "version": "1.13.0"
            },
            {
              "status": "affected",
              "version": "1.8.4"
            },
            {
              "status": "affected",
              "version": "1.13.1"
            },
            {
              "status": "affected",
              "version": "1.9.1"
            },
            {
              "status": "affected",
              "version": "1.12.5"
            },
            {
              "status": "affected",
              "version": "1.13.2"
            },
            {
              "status": "affected",
              "version": "2.0.2"
            },
            {
              "status": "affected",
              "version": "1.1.0"
            },
            {
              "status": "affected",
              "version": "2.0.0"
            },
            {
              "status": "affected",
              "version": "2.0.1"
            },
            {
              "status": "affected",
              "version": "8.1.7.21512"
            },
            {
              "status": "affected",
              "version": "8.1.7"
            },
            {
              "status": "affected",
              "version": "8.1.5"
            },
            {
              "status": "affected",
              "version": "8.1.3.21242"
            },
            {
              "status": "affected",
              "version": "8.1.3"
            },
            {
              "status": "affected",
              "version": "8.1.5.21322"
            },
            {
              "status": "affected",
              "version": "8.1.7.21417"
            },
            {
              "status": "affected",
              "version": "2.1.0.14"
            },
            {
              "status": "affected",
              "version": "2.2.0"
            },
            {
              "status": "affected",
              "version": "2.3.0"
            },
            {
              "status": "affected",
              "version": "2.4.0"
            },
            {
              "status": "affected",
              "version": "2.5.0"
            },
            {
              "status": "affected",
              "version": "2.6.0"
            },
            {
              "status": "affected",
              "version": "2.7.0"
            },
            {
              "status": "affected",
              "version": "2.8.0"
            },
            {
              "status": "affected",
              "version": "2.9.0"
            },
            {
              "status": "affected",
              "version": "2.10.0"
            },
            {
              "status": "affected",
              "version": "2.10.1"
            },
            {
              "status": "affected",
              "version": "2.11.0"
            },
            {
              "status": "affected",
              "version": "1.14.1"
            },
            {
              "status": "affected",
              "version": "1.15.1"
            },
            {
              "status": "affected",
              "version": "1.15.2"
            },
            {
              "status": "affected",
              "version": "1.15.3"
            },
            {
              "status": "affected",
              "version": "1.15.4"
            },
            {
              "status": "affected",
              "version": "1.15.5"
            },
            {
              "status": "affected",
              "version": "1.15.6"
            },
            {
              "status": "affected",
              "version": "1.16.0"
            },
            {
              "status": "affected",
              "version": "1.16.1"
            },
            {
              "status": "affected",
              "version": "1.16.2"
            },
            {
              "status": "affected",
              "version": "1.16.3"
            },
            {
              "status": "affected",
              "version": "1.18.0"
            },
            {
              "status": "affected",
              "version": "1.18.1"
            },
            {
              "status": "affected",
              "version": "1.20.0"
            },
            {
              "status": "affected",
              "version": "1.21.0"
            },
            {
              "status": "affected",
              "version": "1.21.1"
            },
            {
              "status": "affected",
              "version": "1.21.2"
            },
            {
              "status": "affected",
              "version": "1.21.3"
            },
            {
              "status": "affected",
              "version": "1.22.0"
            },
            {
              "status": "affected",
              "version": "1.22.1"
            },
            {
              "status": "affected",
              "version": "1.22.2"
            },
            {
              "status": "affected",
              "version": "1.22.3"
            },
            {
              "status": "affected",
              "version": "1.22.4"
            },
            {
              "status": "affected",
              "version": "1.24.0"
            },
            {
              "status": "affected",
              "version": "1.24.1"
            },
            {
              "status": "affected",
              "version": "1.24.2"
            },
            {
              "status": "affected",
              "version": "1.24.3"
            },
            {
              "status": "affected",
              "version": "1.24.4"
            },
            {
              "status": "affected",
              "version": "1.26.0"
            },
            {
              "status": "affected",
              "version": "1.24.5"
            },
            {
              "status": "affected",
              "version": "1.26.1"
            },
            {
              "status": "affected",
              "version": "1.27.0"
            },
            {
              "status": "affected",
              "version": "1.15.0"
            },
            {
              "status": "affected",
              "version": "1.17.0"
            },
            {
              "status": "affected",
              "version": "1.17.1"
            },
            {
              "status": "affected",
              "version": "1.17.2"
            },
            {
              "status": "affected",
              "version": "1.19.0"
            },
            {
              "status": "affected",
              "version": "1.20.1"
            },
            {
              "status": "affected",
              "version": "1.20.2"
            },
            {
              "status": "affected",
              "version": "1.20.3"
            },
            {
              "status": "affected",
              "version": "1.20.4"
            },
            {
              "status": "affected",
              "version": "1.20.5"
            },
            {
              "status": "affected",
              "version": "1.20.6"
            },
            {
              "status": "affected",
              "version": "1.23.0"
            },
            {
              "status": "affected",
              "version": "1.23.1"
            },
            {
              "status": "affected",
              "version": "1.20.7"
            },
            {
              "status": "affected",
              "version": "1.20.8"
            },
            {
              "status": "affected",
              "version": "1.25.0"
            },
            {
              "status": "affected",
              "version": "1.25.1"
            },
            {
              "status": "affected",
              "version": "1.25.2"
            },
            {
              "status": "affected",
              "version": "1.27.1"
            },
            {
              "status": "affected",
              "version": "1.27.2"
            },
            {
              "status": "affected",
              "version": "7.3.13"
            },
            {
              "status": "affected",
              "version": "7.3.15"
            },
            {
              "status": "affected",
              "version": "7.4.1"
            },
            {
              "status": "affected",
              "version": "7.4.1.20425"
            },
            {
              "status": "affected",
              "version": "7.4.1.20439"
            },
            {
              "status": "affected",
              "version": "7.4.3"
            },
            {
              "status": "affected",
              "version": "7.4.3.20679"
            },
            {
              "status": "affected",
              "version": "7.4.5"
            },
            {
              "status": "affected",
              "version": "7.5.1.20813"
            },
            {
              "status": "affected",
              "version": "7.5.1.20833"
            },
            {
              "status": "affected",
              "version": "7.5.3"
            },
            {
              "status": "affected",
              "version": "7.5.5"
            },
            {
              "status": "affected",
              "version": "8.0.1.21160"
            },
            {
              "status": "affected",
              "version": "8.0.1.21164"
            },
            {
              "status": "affected",
              "version": "7.5.7"
            },
            {
              "status": "affected",
              "version": "7.5.9"
            },
            {
              "status": "affected",
              "version": "7.5.11"
            },
            {
              "status": "affected",
              "version": "8.1.7.21585"
            },
            {
              "status": "affected",
              "version": "7.5.13.21586"
            },
            {
              "status": "affected",
              "version": "7.5.13.21598"
            },
            {
              "status": "affected",
              "version": "8.2.1.21612"
            },
            {
              "status": "affected",
              "version": "8.2.1.21650"
            },
            {
              "status": "affected",
              "version": "7.5.15.21611"
            },
            {
              "status": "affected",
              "version": "7.5.17.21680"
            },
            {
              "status": "affected",
              "version": "8.2.3.30119"
            },
            {
              "status": "affected",
              "version": "8.2.4.30130"
            },
            {
              "status": "affected",
              "version": "8.4.0"
            },
            {
              "status": "affected",
              "version": "7.5.19"
            },
            {
              "status": "affected",
              "version": "8.4.1.30298"
            },
            {
              "status": "affected",
              "version": "8.4.2.30317"
            },
            {
              "status": "affected",
              "version": "8.4.1.30307"
            },
            {
              "status": "affected",
              "version": "7.5.20"
            },
            {
              "status": "affected",
              "version": "8.4.3"
            },
            {
              "status": "affected",
              "version": "8.4.4.30419"
            },
            {
              "status": "affected",
              "version": "8.4.4.30467"
            },
            {
              "status": "affected",
              "version": "7.5.21.21732"
            },
            {
              "status": "affected",
              "version": "8.4.5.30483"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the HTML Cascading Style Sheets (CSS) module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\r\n\r\nThis vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit this vulnerability by submitting a crafted HTML file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the scanning process."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "format": "cvssV3_1"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-248",
              "description": "Uncaught Exception",
              "lang": "en",
              "type": "cwe"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-04T17:44:55.869Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "cisco-sa-clamav-css-Fn4QSZ",
          "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-css-Fn4QSZ"
        }
      ],
      "source": {
        "advisory": "cisco-sa-clamav-css-Fn4QSZ",
        "defects": [
          "CSCwq32780"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "ClamAV CSS Image Parsing Error Handling Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2026-20031",
    "datePublished": "2026-03-04T17:17:33.372Z",
    "dateReserved": "2025-10-08T11:59:15.353Z",
    "dateUpdated": "2026-03-05T15:52:07.708Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-20031\",\"sourceIdentifier\":\"psirt@cisco.com\",\"published\":\"2026-03-04T18:16:16.773\",\"lastModified\":\"2026-03-05T19:39:11.967\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the HTML Cascading Style Sheets (CSS) module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\\r\\n\\r\\nThis vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit this vulnerability by submitting a crafted HTML file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the scanning process.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@cisco.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"psirt@cisco.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-248\"}]}],\"references\":[{\"url\":\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-css-Fn4QSZ\",\"source\":\"psirt@cisco.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-20031\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-03-05T15:51:58.298217Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-05T15:52:03.337Z\"}}], \"cna\": {\"title\": \"ClamAV CSS Image Parsing Error Handling Denial of Service Vulnerability\", \"source\": {\"defects\": [\"CSCwq32780\"], \"advisory\": \"cisco-sa-clamav-css-Fn4QSZ\", \"discovery\": \"EXTERNAL\"}, \"metrics\": [{\"format\": \"cvssV3_1\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.3, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"LOW\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"vendor\": \"Cisco\", \"product\": \"Cisco Secure Endpoint\", \"versions\": [{\"status\": \"affected\", \"version\": \"7.0.5\"}, {\"status\": \"affected\", \"version\": \"6.2.19\"}, {\"status\": \"affected\", \"version\": \"7.3.3\"}, {\"status\": \"affected\", \"version\": \"7.2.13\"}, {\"status\": \"affected\", \"version\": \"6.1.5\"}, {\"status\": \"affected\", \"version\": \"6.3.1\"}, {\"status\": \"affected\", \"version\": \"6.2.5\"}, {\"status\": \"affected\", \"version\": \"7.3.5\"}, {\"status\": \"affected\", \"version\": \"6.2.1\"}, {\"status\": \"affected\", \"version\": \"7.2.7\"}, {\"status\": \"affected\", \"version\": \"7.1.1\"}, {\"status\": \"affected\", \"version\": \"6.3.5\"}, {\"status\": \"affected\", \"version\": \"6.2.9\"}, {\"status\": \"affected\", \"version\": \"7.3.1\"}, {\"status\": \"affected\", \"version\": \"6.1.7\"}, {\"status\": \"affected\", \"version\": \"7.2.11\"}, {\"status\": \"affected\", \"version\": \"7.2.3\"}, {\"status\": \"affected\", \"version\": \"7.1.5\"}, {\"status\": \"affected\", \"version\": \"6.3.3\"}, {\"status\": \"affected\", \"version\": \"7.3.9\"}, {\"status\": \"affected\", \"version\": \"6.2.3\"}, {\"status\": \"affected\", \"version\": \"6.1.9\"}, {\"status\": \"affected\", \"version\": \"6.0.9\"}, {\"status\": \"affected\", \"version\": \"7.2.5\"}, {\"status\": \"affected\", \"version\": \"6.0.7\"}, {\"status\": \"affected\", \"version\": \"6.3.7\"}, {\"status\": \"affected\", \"version\": \"1.12.3\"}, {\"status\": \"affected\", \"version\": \"1.8.0\"}, {\"status\": \"affected\", \"version\": \"1.11.1\"}, {\"status\": \"affected\", \"version\": \"1.12.4\"}, {\"status\": \"affected\", \"version\": \"1.10.0\"}, {\"status\": \"affected\", \"version\": \"1.12.0\"}, {\"status\": \"affected\", \"version\": \"1.8.1\"}, {\"status\": \"affected\", \"version\": \"1.10.1\"}, {\"status\": \"affected\", \"version\": \"1.12.1\"}, {\"status\": \"affected\", \"version\": \"1.12.6\"}, {\"status\": \"affected\", \"version\": \"1.14.0\"}, {\"status\": \"affected\", \"version\": \"1.10.2\"}, {\"status\": \"affected\", \"version\": \"1.12.7\"}, {\"status\": \"affected\", \"version\": \"1.12.2\"}, {\"status\": \"affected\", \"version\": \"1.6.0\"}, {\"status\": \"affected\", \"version\": \"1.9.0\"}, {\"status\": \"affected\", \"version\": \"1.11.0\"}, {\"status\": \"affected\", \"version\": \"1.7.0\"}, {\"status\": \"affected\", \"version\": \"1.13.0\"}, {\"status\": \"affected\", \"version\": \"1.8.4\"}, {\"status\": \"affected\", \"version\": \"1.13.1\"}, {\"status\": \"affected\", \"version\": \"1.9.1\"}, {\"status\": \"affected\", \"version\": \"1.12.5\"}, {\"status\": \"affected\", \"version\": \"1.13.2\"}, {\"status\": \"affected\", \"version\": \"2.0.2\"}, {\"status\": \"affected\", \"version\": \"1.1.0\"}, {\"status\": \"affected\", \"version\": \"2.0.0\"}, {\"status\": \"affected\", \"version\": \"2.0.1\"}, {\"status\": \"affected\", \"version\": \"8.1.7.21512\"}, {\"status\": \"affected\", \"version\": \"8.1.7\"}, {\"status\": \"affected\", \"version\": \"8.1.5\"}, {\"status\": \"affected\", \"version\": \"8.1.3.21242\"}, {\"status\": \"affected\", \"version\": \"8.1.3\"}, {\"status\": \"affected\", \"version\": \"8.1.5.21322\"}, {\"status\": \"affected\", \"version\": \"8.1.7.21417\"}, {\"status\": \"affected\", \"version\": \"2.1.0.14\"}, {\"status\": \"affected\", \"version\": \"2.2.0\"}, {\"status\": \"affected\", \"version\": \"2.3.0\"}, {\"status\": \"affected\", \"version\": \"2.4.0\"}, {\"status\": \"affected\", \"version\": \"2.5.0\"}, {\"status\": \"affected\", \"version\": \"2.6.0\"}, {\"status\": \"affected\", \"version\": \"2.7.0\"}, {\"status\": \"affected\", \"version\": \"2.8.0\"}, {\"status\": \"affected\", \"version\": \"2.9.0\"}, {\"status\": \"affected\", \"version\": \"2.10.0\"}, {\"status\": \"affected\", \"version\": \"2.10.1\"}, {\"status\": \"affected\", \"version\": \"2.11.0\"}, {\"status\": \"affected\", \"version\": \"1.14.1\"}, {\"status\": \"affected\", \"version\": \"1.15.1\"}, {\"status\": \"affected\", \"version\": \"1.15.2\"}, {\"status\": \"affected\", \"version\": \"1.15.3\"}, {\"status\": \"affected\", \"version\": \"1.15.4\"}, {\"status\": \"affected\", \"version\": \"1.15.5\"}, {\"status\": \"affected\", \"version\": \"1.15.6\"}, {\"status\": \"affected\", \"version\": \"1.16.0\"}, {\"status\": \"affected\", \"version\": \"1.16.1\"}, {\"status\": \"affected\", \"version\": \"1.16.2\"}, {\"status\": \"affected\", \"version\": \"1.16.3\"}, {\"status\": \"affected\", \"version\": \"1.18.0\"}, {\"status\": \"affected\", \"version\": \"1.18.1\"}, {\"status\": \"affected\", \"version\": \"1.20.0\"}, {\"status\": \"affected\", \"version\": \"1.21.0\"}, {\"status\": \"affected\", \"version\": \"1.21.1\"}, {\"status\": \"affected\", \"version\": \"1.21.2\"}, {\"status\": \"affected\", \"version\": \"1.21.3\"}, {\"status\": \"affected\", \"version\": \"1.22.0\"}, {\"status\": \"affected\", \"version\": \"1.22.1\"}, {\"status\": \"affected\", \"version\": \"1.22.2\"}, {\"status\": \"affected\", \"version\": \"1.22.3\"}, {\"status\": \"affected\", \"version\": \"1.22.4\"}, {\"status\": \"affected\", \"version\": \"1.24.0\"}, {\"status\": \"affected\", \"version\": \"1.24.1\"}, {\"status\": \"affected\", \"version\": \"1.24.2\"}, {\"status\": \"affected\", \"version\": \"1.24.3\"}, {\"status\": \"affected\", \"version\": \"1.24.4\"}, {\"status\": \"affected\", \"version\": \"1.26.0\"}, {\"status\": \"affected\", \"version\": \"1.24.5\"}, {\"status\": \"affected\", \"version\": \"1.26.1\"}, {\"status\": \"affected\", \"version\": \"1.27.0\"}, {\"status\": \"affected\", \"version\": \"1.15.0\"}, {\"status\": \"affected\", \"version\": \"1.17.0\"}, {\"status\": \"affected\", \"version\": \"1.17.1\"}, {\"status\": \"affected\", \"version\": \"1.17.2\"}, {\"status\": \"affected\", \"version\": \"1.19.0\"}, {\"status\": \"affected\", \"version\": \"1.20.1\"}, {\"status\": \"affected\", \"version\": \"1.20.2\"}, {\"status\": \"affected\", \"version\": \"1.20.3\"}, {\"status\": \"affected\", \"version\": \"1.20.4\"}, {\"status\": \"affected\", \"version\": \"1.20.5\"}, {\"status\": \"affected\", \"version\": \"1.20.6\"}, {\"status\": \"affected\", \"version\": \"1.23.0\"}, {\"status\": \"affected\", \"version\": \"1.23.1\"}, {\"status\": \"affected\", \"version\": \"1.20.7\"}, {\"status\": \"affected\", \"version\": \"1.20.8\"}, {\"status\": \"affected\", \"version\": \"1.25.0\"}, {\"status\": \"affected\", \"version\": \"1.25.1\"}, {\"status\": \"affected\", \"version\": \"1.25.2\"}, {\"status\": \"affected\", \"version\": \"1.27.1\"}, {\"status\": \"affected\", \"version\": \"1.27.2\"}, {\"status\": \"affected\", \"version\": \"7.3.13\"}, {\"status\": \"affected\", \"version\": \"7.3.15\"}, {\"status\": \"affected\", \"version\": \"7.4.1\"}, {\"status\": \"affected\", \"version\": \"7.4.1.20425\"}, {\"status\": \"affected\", \"version\": \"7.4.1.20439\"}, {\"status\": \"affected\", \"version\": \"7.4.3\"}, {\"status\": \"affected\", \"version\": \"7.4.3.20679\"}, {\"status\": \"affected\", \"version\": \"7.4.5\"}, {\"status\": \"affected\", \"version\": \"7.5.1.20813\"}, {\"status\": \"affected\", \"version\": \"7.5.1.20833\"}, {\"status\": \"affected\", \"version\": \"7.5.3\"}, {\"status\": \"affected\", \"version\": \"7.5.5\"}, {\"status\": \"affected\", \"version\": \"8.0.1.21160\"}, {\"status\": \"affected\", \"version\": \"8.0.1.21164\"}, {\"status\": \"affected\", \"version\": \"7.5.7\"}, {\"status\": \"affected\", \"version\": \"7.5.9\"}, {\"status\": \"affected\", \"version\": \"7.5.11\"}, {\"status\": \"affected\", \"version\": \"8.1.7.21585\"}, {\"status\": \"affected\", \"version\": \"7.5.13.21586\"}, {\"status\": \"affected\", \"version\": \"7.5.13.21598\"}, {\"status\": \"affected\", \"version\": \"8.2.1.21612\"}, {\"status\": \"affected\", \"version\": \"8.2.1.21650\"}, {\"status\": \"affected\", \"version\": \"7.5.15.21611\"}, {\"status\": \"affected\", \"version\": \"7.5.17.21680\"}, {\"status\": \"affected\", \"version\": \"8.2.3.30119\"}, {\"status\": \"affected\", \"version\": \"8.2.4.30130\"}, {\"status\": \"affected\", \"version\": \"8.4.0\"}, {\"status\": \"affected\", \"version\": \"7.5.19\"}, {\"status\": \"affected\", \"version\": \"8.4.1.30298\"}, {\"status\": \"affected\", \"version\": \"8.4.2.30317\"}, {\"status\": \"affected\", \"version\": \"8.4.1.30307\"}, {\"status\": \"affected\", \"version\": \"7.5.20\"}, {\"status\": \"affected\", \"version\": \"8.4.3\"}, {\"status\": \"affected\", \"version\": \"8.4.4.30419\"}, {\"status\": \"affected\", \"version\": \"8.4.4.30467\"}, {\"status\": \"affected\", \"version\": \"7.5.21.21732\"}, {\"status\": \"affected\", \"version\": \"8.4.5.30483\"}], \"defaultStatus\": \"unknown\"}], \"exploits\": [{\"lang\": \"en\", \"value\": \"The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.\"}], \"references\": [{\"url\": \"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-css-Fn4QSZ\", \"name\": \"cisco-sa-clamav-css-Fn4QSZ\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability in the HTML Cascading Style Sheets (CSS) module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\\r\\n\\r\\nThis vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit this vulnerability by submitting a crafted HTML file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the scanning process.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"cwe\", \"cweId\": \"CWE-248\", \"description\": \"Uncaught Exception\"}]}], \"providerMetadata\": {\"orgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"shortName\": \"cisco\", \"dateUpdated\": \"2026-03-04T17:44:55.869Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-20031\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-03-05T15:52:07.708Z\", \"dateReserved\": \"2025-10-08T11:59:15.353Z\", \"assignerOrgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"datePublished\": \"2026-03-04T17:17:33.372Z\", \"assignerShortName\": \"cisco\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…