CVE-2013-4479: Supmua Sup

Medium severity, CVSS 6.8. EPSS: 3.2% chance of exploitation in the next 30 days.

lib/sup/message_chunks.rb in Sup before 0.13.2.1 and 0.14.x before 0.14.1.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the content_type of an email attachment.

Affected products

• Supmua Sup: up to and including 0.13.2; version 0.13.0 only; version 0.13.1 only; version 0.14.0 only; version 0.14.1 only

Published 2013-12-07. Last modified 2026-06-16.