CVE-2026-16742

systemd-homed: local privilege escalation via missing home-record signature verification on the authenticate path

State: Published
Severity: 6.7 Medium
Published: Aug 10, 2026
Updated: Aug 10, 2026
Reserved: Jul 23, 2026

Description

systemd-homed contains a local privilege escalation bug via arbitrary system group addition to a local, logged in, homed-managed user

Scores

CVSS	Score	Vector	Source
3.1	6.7 Medium	CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H	systemd

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature
CWE-269 Improper Privilege Management

Affected Products

Product	Versions
systemd-homedsystemd	245 to before 262, 261.2, 260.4, 259.8, 258.10Affected

References

https://github.com/systemd/systemd/security/advisories/GHSA-jm29-p7hh-vjhv

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