What’s Vulnerable › Vulnerabilities
CVE-2026-40223
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-10 · updated 2026-06-17
- Weakness: CWE-696
Description
In systemd 258 before 260, a local unprivileged user can trigger an assert when a Delegate=yes and User=<unset> unit exists and is running.
Affected products
- systemd: from 258 before 260 — fixed in 260
How to fix
Upgrade to a fixed version: systemd 260. Check the vendor advisory for mitigations.
References
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