Description
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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Foxit Software | Foxit PDF Editor | Versions 2026.1.1 and earlier, Versions 14.0.4 and earlier, Versions 13.2.4 and earlier | — |
| Foxit Software | Foxit PDF Reader | Versions 2026.1.1 and earlier | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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Paradoxis/CVE-2026-57239 ★ 17 · Jul 8, 2026
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.
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- WID-SEC-2026-2241 Foxit PDF Editor und PDF Reader: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 24, 2026