MinorCritical vulnerability

CVE-2026-91790 (CVSS 7.8)

NVD · officialPublished Sep 23, 2026Risk 23/100EPSS 0.1%

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.

Technical details

CVSS

7.8

AV:LocalAC:LowPR:NoneUI:RequiredC:HighI:HighA:High

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

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