CVE-2026-94055: Exim

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Exim before 4.100.1, when certain non-default TLS settings are used with GnuTLS, has a use-after-free.

Affected products

• Exim Exim: before 4.100.1 (fixed in 4.100.1)

Published 2026-09-19. Last modified 2026-09-24.