Description
A vulnerability in Foxit PDF Editor/Reader’s update mechanism allows an update package to be replaced between download and high-privilege extraction due to insufficient file locking and integrity validation. This could enable local attackers to execute arbitrary code with elevated privileges.
Published: 2026-09-23
Score: 8.8 High
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

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

Type Values Removed Values Added
Description A vulnerability in Foxit PDF Editor/Reader’s update mechanism allows an update package to be replaced between download and high-privilege extraction due to insufficient file locking and integrity validation. This could enable local attackers to execute arbitrary code with elevated privileges.
Title Foxit PDF Editor/Reader FoxitUpdater Race Condition Local Privilege Escalation Vulnerability
Weaknesses CWE-367
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: Foxit

Published:

Updated: 2026-09-23T07:49:37.376Z

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

Link: CVE-2026-91813

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T08:17:13.550

Modified: 2026-09-23T08:17:13.550

Link: CVE-2026-91813

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses
  • CWE-367

    Time-of-check Time-of-use (TOCTOU) Race Condition