{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-91790", "assignerOrgId": "14984358-7092-470d-8f34-ade47a7658a2", "state": "PUBLISHED", "assignerShortName": "Foxit", "dateReserved": "2026-09-15T07:34:40.287Z", "datePublished": "2026-09-23T07:51:28.854Z", "dateUpdated": "2026-09-23T14:48:09.414Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "14984358-7092-470d-8f34-ade47a7658a2", "shortName": "Foxit", "dateUpdated": "2026-09-23T07:51:28.854Z" }, "title": "Foxit PDF Editor/Reader Doc Object Use-After-Free Information Disclosure Vulnerability", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-416", "description": "CWE-416 Use after free", "type": "CWE" } ] } ], "impacts": [ { "descriptions": [ { "lang": "en", "value": "Potential arbitrary code execution" } ] } ], "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": "When rendering the page image, Foxit PDF Editor/Reader fails to perform validation on image objects whose optional content attributes are malformed. As a result, the program may access an already-freed internal data structure, triggering a crash due to UAF.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "When rendering the page image, Foxit PDF Editor/Reader fails to perform validation on image objects whose optional content attributes are malformed. As a result, the program may access an already-freed internal data structure, triggering a crash due to UAF." } ] } ], "references": [ { "url": "https://www.foxit.com/support/security-bulletins.html" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" } } ], "credits": [ { "lang": "en", "value": "Anonymous working with TrendAI Zero Day Initiative", "type": "finder" } ], "x_generator": { "engine": "Vulnogram 1.0.5" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-09-23T14:47:59.453112Z", "id": "CVE-2026-91790", "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": "2026-09-23T14:48:09.414Z" } } ] } }