CVE-2026-40227: Systemd Project Systemd

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In systemd 260 before 261, a local unprivileged user can trigger an assert via an IPC API call with an array or map that has a null element.

Affected products

• Systemd Project Systemd: version 260 only

Published 2026-04-10. Last modified 2026-06-17.