CVE-2007-5197: Mono

High severity, CVSS 7.5. EPSS: 3.6% chance of exploitation in the next 30 days.

Buffer overflow in the Mono.Math.BigInteger class in Mono 1.2.5.1 and earlier allows context-dependent attackers to execute arbitrary code via unspecified vectors related to Reduce in Montgomery-based Pow methods.

Affected products

• Mono Mono: up to and including 1.2.5.1; version 1.0 only; version 1.0.5 only; version 1.1.4 only; version 1.1.8.3 only; version 1.1.13 only; …

Published 2007-11-02. Last modified 2026-06-16.