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Vulnerability record · CVE-2026-104032 · published 6 October 2026

CVE-2026-104032: A flaw was found in SSSD.

A flaw was found in SSSD. An unprivileged local user can repeatedly request master automount map updates through the autofs responder due to missing authorization checks. This triggers global cache invalidation and forces repeated lookups to backend directory providers, leading to a Denial of Service (DoS) from degraded automount availability and elevated resource consumption.

5.5 CVSS 3.1 Medium CWE-408 · CWE-408 Awaiting Analysis
5.5CVSS 3.1 base score
-EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
6 Oct 2026Last modified by NVD

Description

A flaw was found in SSSD. An unprivileged local user can repeatedly request master automount map updates through the autofs responder due to missing authorization checks. This triggers global cache invalidation and forces repeated lookups to backend directory providers, leading to a Denial of Service (DoS) from degraded automount availability and elevated resource consumption.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

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Source: NIST National Vulnerability Database (record CVE-2026-104032), CISA KEV, FIRST EPSS. This page is refreshed as NVD updates the record.