CVE-2026-91808

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor Reader’s handling of PDF image objects with inconsistent compression metadata. Insufficient validation during image decoding may result in an undersized buffer and an out-of-bounds read during rendering, causing an application crash.

CVSS 3.1

6.1CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2026-09-23

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• foxit:pdf_editor
• foxit:pdf_reader

References

• https://www.foxit.com/support/security-bulletins.html

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