GHSA-8MC5-53M5-3QJ2

Vulnerability from github – Published: 2026-04-09 21:31 – Updated: 2026-04-15 22:53
VLAI?
Summary
Apache Tomcat has an Improper Input Validation vulnerability
Details

Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of CVE-2025-66614.

This issue affects Apache Tomcat: from 11.0.15 through 11.0.19, from 10.1.50 through 10.1.52, from 9.0.113 through 9.0.115.

Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

Severity ?
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-coyote"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.113"
            },
            {
              "fixed": "9.0.116"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-coyote"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.1.50"
            },
            {
              "fixed": "10.1.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 11.0.18"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-coyote"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.15"
            },
            {
              "fixed": "11.0.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.113"
            },
            {
              "fixed": "9.0.116"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.1.50"
            },
            {
              "fixed": "10.1.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 11.0.18"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.15"
            },
            {
              "fixed": "11.0.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat.embed:tomcat-embed-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.113"
            },
            {
              "fixed": "9.0.116"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat.embed:tomcat-embed-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.1.50"
            },
            {
              "fixed": "10.1.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat.embed:tomcat-embed-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.15"
            },
            {
              "fixed": "11.0.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-32990"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-04-10T22:07:39Z",
    "nvd_published_at": "2026-04-09T20:16:24Z",
    "severity": "MODERATE"
  },
  "details": "Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of CVE-2025-66614.\n\nThis issue affects Apache Tomcat: from 11.0.15 through 11.0.19, from 10.1.50 through 10.1.52, from 9.0.113 through 9.0.115.\n\nUsers are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.",
  "id": "GHSA-8mc5-53m5-3qj2",
  "modified": "2026-04-15T22:53:15Z",
  "published": "2026-04-09T21:31:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-32990"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/tomcat/commit/021d1f833e38b683a44688f7b28f1f27e8e37c36"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/tomcat/commit/4d0615a5c718c260d6d4e0b944a050f09a490c02"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/tomcat/commit/95f7778248cac46d03e6af04de9c72a598be3a53"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apache/tomcat"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/1nl9zqft0ksqlhlkd3j4obyjz1ghoyn7"
    },
    {
      "type": "WEB",
      "url": "https://tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.1.53"
    },
    {
      "type": "WEB",
      "url": "https://tomcat.apache.org/security-11.html#Fixed_in_Apache_Tomcat_11.0.20"
    },
    {
      "type": "WEB",
      "url": "https://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.116"
    },
    {
      "type": "WEB",
      "url": "https://www.herodevs.com/vulnerability-directory/cve-2026-32990"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Apache Tomcat has an Improper Input Validation vulnerability"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.



Detection rules are retrieved from Rulezet.