MinorCritical vulnerability

CVE-2026-91795 (CVSS 7.8)

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

Foxit PDF Editor/Reader's FileOpen plugin did not adequately validate certain encryption metadata in specially crafted PDF files. This could leave an internal pointer in an invalid state, resulting in chained read and write access violations and potentially enabling arbitrary code execution.

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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