CVE-2022-27135: Xpdfreader Xpdf

Medium severity, CVSS 5.5. EPSS: 1% chance of exploitation in the next 30 days.

xpdf 4.03 has heap buffer overflow in the function readXRefTable located in XRef.cc. An attacker can exploit this bug to cause a Denial of Service (Segmentation fault) or other unspecified effects by sending a crafted PDF file to the pdftoppm binary.

Affected products

• Xpdfreader Xpdf: version 4.03 only

Published 2022-04-25. Last modified 2026-06-17.