CVE-2023-40779: Icewarp Deep Castle g2

Medium severity, CVSS 6.1. EPSS: 1.4% chance of exploitation in the next 30 days.

An issue in IceWarp Mail Server Deep Castle 2 v.13.0.1.2 allows a remote attacker to execute arbitrary code via a crafted request to the URL.

Affected products

• Icewarp Deep Castle g2: version 13.0.1.2 only

Published 2023-09-14. Last modified 2026-06-17.