CVE-2023-0091
LOWKeycloak - Incorrect Authorization in Client Credential Flow
Title source: llmDescription
A flaw was found in Keycloak, where it did not properly check client tokens for possible revocation in its client credential flow. This flaw allows an attacker to access or modify potentially sensitive information.
References (1)
Core 1
Core References
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-0091
Scores
CVSS v3
3.8
EPSS
0.0029
EPSS Percentile
52.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (2)
org.keycloak/keycloak-core
0 - 20.0.3Maven
redhat/keycloak
Published
Jan 13, 2023
Tracked Since
Feb 18, 2026