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CVE-2026-57239

HighPublished

Foxit PDF Editor/Reader Local Privilege Escalation

Published: Jul 8, 2026
Updated: Jul 9, 2026
Assigning CNA: Foxit
Evidence observed: Aug 6, 2026

Primary CVSS

8.2/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

0.2%

Low · next 30 days

Percentile: 6.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

The user-controllable executable files will be directly executed by high-privilege processes, allowing low-privilege users to have the opportunity to elevate their privileges to NT AUTHORITY\SYSTEM.

Sources

CVE-2026-57239PoC
Proof of concept exploit for CVE-2026-3775/CVE-2026-3780 and CVE-2026-57239 which lets you obtain NT AUTHORITY\SYSTEM rights via the Foxit PDF Reader updater service.

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