CVE-2006-2191: GNU Mailman

High severity, CVSS 7.5. EPSS: 2.6% chance of exploitation in the next 30 days.

Format string vulnerability in Mailman before 2.1.9 allows attackers to execute arbitrary code via unspecified vectors. NOTE: the vendor has disputed this vulnerability, stating that it is "unexploitable.

Affected products

• GNU Mailman: up to and including 2.1.8

Published 2006-09-19. Last modified 2026-06-16.