MEDIUM 6.8 NVD

CVE-2026-104048

A flaw was found in SSSD. In trust-enabled identity management environments, SSSD evaluates Host-Based Access Control (HBAC) rules by stripping domain qualifier

A flaw was found in SSSD. In trust-enabled identity management environments, SSSD evaluates Host-Based Access Control (HBAC) rules by stripping domain qualifiers and comparing only short usernames. An authenticated user in a trusted domain who shares the same username as an authorized local account can bypass access policies and gain unauthorized access to protected services or hosts.

References

https://access.redhat.com/security/cve/CVE-2026-104048
https://bugzilla.redhat.com/show_bug.cgi?id=2478613

Published: 2026-10-06 · Source: NVD · Feed updated: 2026-10-06

This medium severity vulnerability with a CVSS score of 6.8 was published on 2026-10-06 via NVD.

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