CVE-2026-91790

HighCVSS 7.8/10Last modified Oct 8, 2026

Description

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
Foxit Software Inc.	Foxit PDF Editor	Versions 2026.2 and earlier; Versions 14.0.7 and earlier; Versions 13.2.6 and earlier
Foxit Software Inc.	Foxit PDF Reader	Versions 2026.2 and earlier

References

https://www.foxit.com/support/security-bulletins.htmlVendor Advisory

Timeline

Published: Sep 23, 2026
Last modified: Oct 8, 2026
NVD status: Analyzed

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