Security
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CVE-2026-97176

MEDIUMCVSS 4.2
Description

A flaw was found in the Level of Authentication enforcement mechanism of Keycloak, an identity and access management solution. The issue occurs when a client specifically requires a higher security level for a user who already has an active session at a lower level. Due to a logic error in how session re-evaluations are handled, Keycloak may incorrectly issue a token at the lower security level instead of enforcing the required higher level, potentially allowing unauthorized access to sensitive resources that rely on these security claims.

Timeline
Published:September 24th, 2026 6:17 AM
Last modified:September 26th, 2026 11:16 PM
CVSS Scoring

CVSS v3: 4.2 (MEDIUM)

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

Weaknesses (CWE)

Source: NIST NVD · Data may lag official sources by up to one minute