{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-91812","assignerOrgId":"14984358-7092-470d-8f34-ade47a7658a2","state":"PUBLISHED","assignerShortName":"Foxit","dateReserved":"2026-09-15T07:34:45.816Z","datePublished":"2026-09-23T07:49:51.179Z","dateUpdated":"2026-09-23T14:39:23.574Z"},"containers":{"cna":{"providerMetadata":{"orgId":"14984358-7092-470d-8f34-ade47a7658a2","shortName":"Foxit","dateUpdated":"2026-09-23T07:49:51.179Z"},"title":"Foxit PDF Editor/Reader FoxitUpdater Improper Certificate Validation Local Privilege Escalation Vulnerability","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","type":"CWE"}]}],"impacts":[{"descriptions":[{"lang":"en","value":"Local Privilege Escalation"}]}],"affected":[{"vendor":"Foxit Software Inc.","product":"Foxit PDF Editor","platforms":["Windows"],"versions":[{"status":"affected","version":"Versions 2026.2 and earlier"},{"status":"affected","version":"Versions 14.0.7 and earlier"},{"status":"affected","version":"Versions 13.2.6 and earlier"}],"defaultStatus":"unaffected"},{"vendor":"Foxit Software Inc.","product":"Foxit PDF Reader","platforms":["Windows"],"versions":[{"status":"affected","version":"Versions 2026.2 and earlier"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A vulnerability in Foxit PDF Editor/Reader’s update mechanism allows man-in-the-middle attackers to bypass certificate validation and package integrity checks, potentially enabling arbitrary code execution with system privileges.","supportingMedia":[{"type":"text/html","base64":false,"value":"A vulnerability in Foxit PDF Editor/Reader’s update mechanism allows man-in-the-middle attackers to bypass certificate validation and package integrity checks, potentially enabling arbitrary code execution with system privileges."}]}],"references":[{"url":"https://www.foxit.com/support/security-bulletins.html"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":7.9,"vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H"}}],"credits":[{"lang":"en","value":"praydog & kmx00 working with TrendAI Zero Day Initiative","type":"finder"}],"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-23T14:39:13.903098Z","id":"CVE-2026-91812","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-23T14:39:23.574Z"}}]}}