High severity7.8NVD Advisory· Published Sep 23, 2026

CVE-2026-91791

Description

When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and application crash.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Foxitsoftware/PDF Editor/Readerllm-create

Patches

Vulnerability mechanics

References

www.foxit.com/support/security-bulletins.htmlnvd

News mentions

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