Out-of-bounds read in Foxit PDF Editor (formerly Foxit PhantomPDF) and Foxit PDF Reader for Windows - CVE-2026-57258

 

Out-of-bounds read in Foxit PDF Editor (formerly Foxit PhantomPDF) and Foxit PDF Reader for Windows - CVE-2026-57258

Published: July 8, 2026


Vulnerability identifier: #VU137076
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-57258
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Foxit Software Inc.
Affected software:
Foxit PDF Editor (formerly Foxit PhantomPDF)
Foxit PDF Reader for Windows

Detailed vulnerability description

The vulnerability allows a remote attacker to disclose sensitive information.

The vulnerability exists due to out-of-bounds read in Foxit PDF Reader and Foxit PDF Editor when opening certain PDFs containing an abnormal Unity 3D object. A remote attacker can trick the victim into opening a crafted PDF file to disclose sensitive information.

3D content trust must be enabled.


How to mitigate CVE-2026-57258

Install security update from vendor's website.

Sources