Last video frame is still sent after video is disabled in a call in Nextcloud Talk

{
  "id": "cef3bf26c476617259205b19623b1d46da018a9a99d86cca71775cac13c7031f",
  "url": "https://osv.dev/vulnerability/CVE-2022-39212",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Last video frame is still sent after video is disabled in a call in Nextcloud Talk",
    "summary": "Nextcloud Talk is an open source chat, video & audio calls client for the Nextcloud platform. In affected versions an attacker could see the last video frame of any participant who has video disabled but a camera selected. It is recommended that the Nextcloud Talk app is upgraded to 13.0.8 or 14.0.4. Users unable to upgrade should select \"None\" as camera before joining the call.",
    "evidence": "osv:CVE-2022-39212",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-39212",
      "aliases": [
        "CVE-2022-39212",
        "GHSA-wq3g-2x46-q2gv"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nextcloud/spreed",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8bb0142338c2c12f23e3e06e704511cf233456e8"
                },
                {
                  "introduced": "96fdd42ed0eda2bd882753f2436ac6f06fda4a60"
                },
                {
                  "fixed": "e23ef1543d09b7618dcec350c28cfa2cd324414f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:nextcloud:talk:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "13.0.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:talk:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "14.0.0"
                      },
                      {
                        "fixed": "14.0.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v13.0.7",
            "v14.0.3",
            "v13.0.6",
            "v14.0.2",
            "v14.0.1",
            "v14.0.0",
            "v13.0.5",
            "v13.0.4",
            "v13.0.3",
            "v13.0.2",
            "v13.0.1.1",
            "v13.0.1",
            "v13.0.0",
            "v13.0.0-rc.4",
            "v13.0.0-rc.3",
            "v13.0.0-rc.2",
            "v13.0.0-rc.1",
            "v12.0.0-alpha.3",
            "v12.0.0-alpha.2",
            "v12.0.0-alpha.1",
            "v11.0.0-alpha.4",
            "v11.0.0-alpha.3",
            "v11.0.0-alpha.2",
            "v11.0.0-alpha.1",
            "v10.0.0-rc.1",
            "v10.0.0-beta.2",
            "v10.0.0-beta.1",
            "v9.0.0-beta.1",
            "v8.0.0",
            "v8.0.0-alpha.6",
            "v8.0.0-alpha.5",
            "v8.0.0-alpha.4",
            "v8.0.0-alpha.3",
            "v8.0.0-alpha.2",
            "v8.0.0-alpha.1",
            "v7.0.0-beta.1",
            "v6.0.0-rc.2",
            "v6.0.0-rc.1",
            "v5.99.10",
            "v4.99.5",
            "v4.0.0",
            "v3.99.12",
            "v3.99.11",
            "v3.99.10",
            "v3.99.8",
            "v3.0.1",
            "v3.0.0",
            "v2.9.1",
            "v2.9.0",
            "v2.0.0",
            "v1.2",
            "v1.1.2",
            "v1.0.22",
            "v1.0.21"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-39212.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:52.439200479Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39212.json",
        "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wq3g-2x46-q2gv",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-39212",
        "https://github.com/nextcloud/spreed/pull/7673"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-200"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39212.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-39212",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 521381,
  "published_at": "2022-09-16T23:15:13+00:00"
}