CVE-2023-0091: Keycloak has lack of validation of access token on client registrations endpoint

CVE-2023-0091 · Severity: low · CVSS 3.1 · Published 2023-01-12

Keycloak has lack of validation of access token on client registrations endpoint

Technologies: org.keycloak:keycloak-core (Maven). Vendors: Maven.

Quick answers

Is CVE-2023-0091 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2023-0091 being exploited in the wild.
How severe is CVE-2023-0091?
Low severity, with a CVSS score of 3.1, published 12 January 2023.
Which products and versions are affected?
org.keycloak:keycloak-core (Maven) ECOSYSTEM:introduced=0,fixed=20.0.3.
Is there a fix for CVE-2023-0091?
Yes. org.keycloak:keycloak-core (Maven): upgrade to 20.0.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2023-0091?
Check whether you run org.keycloak:keycloak-core (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • org.keycloak:keycloak-core (Maven): upgrade to 20.0.3 or later
    # set org.keycloak:keycloak-core to 20.0.3 in your pom.xml or build.gradle

Affected products

  • org.keycloak:keycloak-core (Maven) ECOSYSTEM:introduced=0,fixed=20.0.3

Identifiers

  • CVE-2023-0091
  • GHSA-v436-q368-hvgg

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