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[ CVE-2026-91797 · Published 23 Sep 2026 ]

Vulnerability in Foxit Software Inc. Foxit PDF Editor

CVSS 7.8 EPSS <1%1 agency advisoryNo fix listed yet

[ Description ]Official description

Foxit PDF Editor/Reader failed to validate the directory traversal path in the attachment file name, resulting in malicious attachments being able to be written to directories outside the expected secure area when the PDF is opened.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

  • CERT-FRCERTFR-2026-AVI-1214

    Multiple vulnerabilities in FoxIT products Translated from French

    Multiple vulnerabilities have been discovered in FoxIT products. Some of them allow an attacker to cause arbitrary code execution, privilege escalation and a breach of data confidentiality.

    CVE-2026-91817CVE-2026-91796CVE-2026-91790+28 more CVEs

[ References ]References