{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "last_affected": "c3edcc274c389816d434acadac07ee78eaf330c1"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "c3edcc274c389816d434acadac07ee78eaf330c1"
            }
          ],
          "repo": "https://github.com/wwbn/avideo",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-vmpj-f3mf-q4j2"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-287"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86723.json"
  },
  "details": "AVideo through c3edcc274c389816d434acadac07ee78eaf330c1 contains an authentication bypass vulnerability in LoginControl::verifyChallenge() that uses loose comparison (==) instead of strict comparison (===) against unset session values. Attackers with only a password can submit an empty request to verifyChallenge.json.php to bypass PGP two-factor authentication and gain full authenticated access.",
  "id": "CVE-2026-86723",
  "modified": "2026-10-28T02:30:31.646644909Z",
  "published": "2026-09-08T15:13:56.176Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86723.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-vmpj-f3mf-q4j2"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-86723"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/avideo-logincontrol-pgp-authentication-bypass-via-verifychallenge"
    }
  ],
  "schema_version": "1.9.2",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "AVideo LoginControl PGP Authentication Bypass via verifyChallenge"
}