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.
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This low-severity CVE scores 3.8 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 47% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
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.
January 13, 2023
April 9, 2025
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | rh-sso7-keycloak-0:18.0.6-1.redhat_00001.1.el8sso | 2023-03-01 | redhat |
| redhat | rh-sso7-keycloak-0:18.0.6-1.redhat_00001.1.el9sso | 2023-03-01 | redhat |
| redhat | rh-sso-7/sso76-openshift-rhel8:7.6-20 | 2023-03-01 | redhat |
| redhat | rh-sso7-keycloak | 2023-03-01 | redhat |
| redhat | rh-sso7-keycloak-0:18.0.6-1.redhat_00001.1.el7sso | 2023-03-01 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| org.keycloak:keycloak-core | 1.0-alpha-1 ... 9.0.3 (145 versions) | 20.0.3 | — |
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.
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redhat
CWE-863