CVE-2023-33802: Sumatrapdfreader Sumatrapdf

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

A buffer overflow in SumatraPDF Reader v3.4.6 allows attackers to cause a Denial of Service (DoS) via a crafted text file.

Affected products

• Sumatrapdfreader Sumatrapdf: version 3.4.6 only

Published 2023-07-26. Last modified 2026-06-17.