What is CVE-2026-109969?

CVE-2026-109969 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Missing Authentication for Critical Function. CVSS score: 4.7/10. Published 2026-10-14.

How severe is CVE-2026-109969?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Auth bypass in Red Hat Enterprise Linux 10

CVE-2026-109969

A flaw was found in the clevis PKCS#11 pin. The clevis-pkcs11-afunix-socket-unlock daemon creates AF_UNIX sockets without explicit permission restrictions or peer credential verification. Under a permissive process umask, any local user can connect to the control socket and inject arbitrary device/key pairs, or connect to the data socket to receive LUKS passphrases.

Vulnerability class: Broken Authentication

Published 2026-10-14.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

access.redhat.com/security/cve/CVE-2026-109969 (vdb-entry)
bugzilla.redhat.com/show_bug.cgi (issue-tracking)

Frequently asked questions

What is CVE-2026-109969?: CVE-2026-109969 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Missing Authentication for Critical Function. CVSS score: 4.7/10. Published 2026-10-14.
How severe is CVE-2026-109969?: Medium severity. CVSS v3 base score is 4.7 out of 10.