CVE-2026-91817

MEDIUMCVSS 6.1

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of wide strings in embedded PDF JavaScript. Insufficient validation of string-deletion ranges can cause an integer underflow, resulting in an out-of-bounds read and application crash.

Published 2026-09-23 · last modified 2026-09-23

Full record at NVD ↗

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Ncerio by BeyondNets · data from NVD, CISA KEV, EPSS.