Out-of-bounds read in Foxit PDF Editor (formerly Foxit PhantomPDF) and Foxit PDF Reader for Windows - CVE-2026-91807
Published: September 23, 2026
Vulnerability identifier: #VU151812
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-91807
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose information.
The vulnerability exists due to an out-of-bounds read in the application when processing crafted content. A remote attacker can trick the victim into opening crafted content to disclose information.
Affected software
Foxit PDF Editor (formerly Foxit PhantomPDF)
Foxit PDF Reader for Windows
Foxit PDF Reader for Windows
How to mitigate CVE-2026-91807
Install security update from vendor's website.
Foxit PDF Editor (formerly Foxit PhantomPDF) - addressed in versions 13.2.7.24160, 14.0.8.33807, 2026.2.1.39815
Foxit PDF Reader for Windows - update to 2026.2.1.39815
Foxit PDF Reader for Windows - update to 2026.2.1.39815