A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s handling of PDF annotations. Reentrant annotation deletion triggered by embedded JavaScript can cause the application to access an annotation object after it has been released, resulting in a use-after-free condition and application crash.
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Fixes

Solution

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Workaround

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History

Wed, 23 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s handling of PDF annotations. Reentrant annotation deletion triggered by embedded JavaScript can cause the application to access an annotation object after it has been released, resulting in a use-after-free condition and application crash.
Title Foxit PDF Editor/Reader AcroForm Use-After-Free Remote Code Execution Vulnerability
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Foxit

Published:

Updated: 2026-09-23T07:49:18.608Z

Reserved: 2026-09-15T07:34:45.816Z

Link: CVE-2026-91816

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T08:17:13.900

Modified: 2026-09-23T08:17:13.900

Link: CVE-2026-91816

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses