CVE-2026-91809

Vendor

Foxit / Nitro / PDF-XChange

Product

PDF readers / editors

CVSS

7.8

Exposure class

Endpoint security

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 15
   CVE NVD 23 Sep 2026

   A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed PDF form fields.

   A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed PDF form fields. Improper validation during field-name traversal may cause the application to access a released object, resulting in an…

   CVSS 7.8 CVE-2026-91809 Foxit / Nitro / PDF-XChange
2. 11
   ZDI advisory ZDI 23 Sep 2026

   Foxit PDF Reader Annotation Use-After-Free Information Disclosure Vulnerability

   This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page…

   CVSS 3.3 CVE-2026-91809 Foxit / Nitro / PDF-XChange