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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-91791

Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability

Description

When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and application crash.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Foxit Software Inc. Foxit PDF Editor

Default version status: unaffected

  • Versions 2026.2 and earlieraffected
  • Versions 14.0.7 and earlieraffected
  • Versions 13.2.6 and earlieraffected

Foxit Software Inc. Foxit PDF Reader

Default version status: unaffected

  • Versions 2026.2 and earlieraffected

References