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CVE-2026-40226

Published: 4/10/2026 Last updated: 4/14/2026 Reserved: 4/10/2026

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.

CNA assigner: mitre (8254265b-2729-46b6-b9e3-3dfca2d5bfca) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 6.4 Medium CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Opam packages affected (2)

conf-libudev ocaml-systemd

Products affected (2)

Product Vendor Version
systemd systemd n/a
systemd systemd n/a

References (2)