CVE-2025-11579: Nwaples Rardecode

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

github.com/nwaples/rardecode versions <=2.1.1 fail to restrict the dictionary size when reading large RAR dictionary sizes, which allows an attacker to provide a specially crafted RAR file and cause Denial of Service via an Out Of Memory Crash.

Affected products

• Nwaples Rardecode: up to and including 2.1.1

Published 2025-10-10. Last modified 2026-10-08.