Is CVE-2026-91802 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-91802?

CVE-2026-91802 has a CVSS v3 severity of HIGH (7.8).

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CVE-2026-91802

Description

A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s WebP image decoding due to improper handling of bitmap stride and target buffer formats. Successful exploitation could result in an application crash.