Vulnerability-Lookup

GHSA-83CH-55JW-XP9W

Vulnerability from github – Published: 2026-05-06 18:30 – Updated: 2026-05-06 18:30

Details

This vulnerability existed because of the presence of an insecure direct object reference. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by sending a crafted request to the vulnerable API endpoint. A successful exploit could have allowed the attacker to view the social profiles of other users or affect quiz and poll results.

Severity ?

5.4 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-20219"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-06T17:16:21Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability in the REST API of Cisco Slido could have allowed an authenticated, remote attacker to access the social profile data of other users or affect quiz and poll results. Cisco has addressed this vulnerability in Cisco Slido and no customer action is needed.\n\n This vulnerability existed because of the presence of an insecure direct object reference. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by sending a crafted request to the vulnerable API endpoint. A successful exploit could have allowed the attacker to view the social profiles of other users or affect quiz and poll results.",
  "id": "GHSA-83ch-55jw-xp9w",
  "modified": "2026-05-06T18:30:31Z",
  "published": "2026-05-06T18:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20219"
    },
    {
      "type": "WEB",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-slido-idor-CpsFmKxN"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-20219 (GCVE-0-2026-20219)

Vulnerability from cvelistv5 – Published: 2026-05-06 17:10 – Updated: 2026-05-06 19:09

Summary

A vulnerability in the REST API of Cisco Slido could have allowed an authenticated, remote attacker to access the social profile data of other users or affect quiz and poll results. Cisco has addressed this vulnerability in Cisco Slido and no customer action is needed. This vulnerability existed because of the presence of an insecure direct object reference. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by sending a crafted request to the vulnerable API endpoint. A successful exploit could have allowed the attacker to view the social profiles of other users or affect quiz and poll results.

Severity ?

5.4 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

cisco

References

URL

Tags

https://sec.cloudapps.cisco.com/security/center/c…

Impacted products

Vendor

Product

Version

Cisco

Cisco Webex Meetings

Affected: 39.10
Affected: 39.11
Affected: 39.6
Affected: 39.7
Affected: 39.7.4
Affected: 39.7.7
Affected: 39.8
Affected: 39.8.2
Affected: 39.8.3
Affected: 39.8.4
Affected: 39.9
Affected: 39.9.1
Affected: 40.1
Affected: 40.2
Affected: 40.4
Affected: 40.4.10
Affected: 40.6
Affected: 40.6.2
Affected: 42.10
Affected: 42.11
Affected: 42.6
Affected: 42.9
Affected: 42.12
Affected: 42.7
Affected: 43.1
Affected: 43.4
Affected: 43.4.2
Affected: 43.5.0
Affected: 43.4.1

Cisco

Cisco Slido

Affected: N/A

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-20219",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-06T19:08:45.650631Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-06T19:09:39.992Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco Webex Meetings",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "39.10"
            },
            {
              "status": "affected",
              "version": "39.11"
            },
            {
              "status": "affected",
              "version": "39.6"
            },
            {
              "status": "affected",
              "version": "39.7"
            },
            {
              "status": "affected",
              "version": "39.7.4"
            },
            {
              "status": "affected",
              "version": "39.7.7"
            },
            {
              "status": "affected",
              "version": "39.8"
            },
            {
              "status": "affected",
              "version": "39.8.2"
            },
            {
              "status": "affected",
              "version": "39.8.3"
            },
            {
              "status": "affected",
              "version": "39.8.4"
            },
            {
              "status": "affected",
              "version": "39.9"
            },
            {
              "status": "affected",
              "version": "39.9.1"
            },
            {
              "status": "affected",
              "version": "40.1"
            },
            {
              "status": "affected",
              "version": "40.2"
            },
            {
              "status": "affected",
              "version": "40.4"
            },
            {
              "status": "affected",
              "version": "40.4.10"
            },
            {
              "status": "affected",
              "version": "40.6"
            },
            {
              "status": "affected",
              "version": "40.6.2"
            },
            {
              "status": "affected",
              "version": "42.10"
            },
            {
              "status": "affected",
              "version": "42.11"
            },
            {
              "status": "affected",
              "version": "42.6"
            },
            {
              "status": "affected",
              "version": "42.9"
            },
            {
              "status": "affected",
              "version": "42.12"
            },
            {
              "status": "affected",
              "version": "42.7"
            },
            {
              "status": "affected",
              "version": "43.1"
            },
            {
              "status": "affected",
              "version": "43.4"
            },
            {
              "status": "affected",
              "version": "43.4.2"
            },
            {
              "status": "affected",
              "version": "43.5.0"
            },
            {
              "status": "affected",
              "version": "43.4.1"
            }
          ]
        },
        {
          "product": "Cisco Slido",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "N/A"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the REST API of Cisco Slido could have allowed an authenticated, remote attacker to access the social profile data of other users or affect quiz and poll results. Cisco has addressed this vulnerability in Cisco Slido and no customer action is needed.\r\n\r This vulnerability existed because of the presence of an insecure direct object reference. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by sending a crafted request to the vulnerable API endpoint. A successful exploit could have allowed the attacker to view the social profiles of other users or affect quiz and poll results."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco Product Security Incident Response Team (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": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "cvssV3_1"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "cwe"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-06T17:10:46.343Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "cisco-sa-slido-idor-CpsFmKxN",
          "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-slido-idor-CpsFmKxN"
        }
      ],
      "source": {
        "advisory": "cisco-sa-slido-idor-CpsFmKxN",
        "defects": [
          "CSCwt90572"
        ],
        "discovery": "EXTERNAL"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2026-20219",
    "datePublished": "2026-05-06T17:10:46.343Z",
    "dateReserved": "2025-10-08T11:59:15.398Z",
    "dateUpdated": "2026-05-06T19:09:39.992Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Action not permitted

GHSA-83CH-55JW-XP9W

CVE-2026-20219 (GCVE-0-2026-20219)

Tags

Sightings

Nomenclature