Keycloak vulnerabilities: known CVEs & security history
Red Hat · Identity · 6 tracked CVEs · 0 actively exploited · updated September 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Keycloak release lines — 6 in total. A CVE here doesn't mean your version is affected — check Keycloak's current status and the safe version to run.
Known Keycloak CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-3047 | high | 8.8 | 0% | 2026 |
| CVE-2024-1132 | high | 8.1 | 2% | 2024 |
| CVE-2025-7365 | high | 7.1 | 0% | 2025 |
| CVE-2024-7341 | high | 7.1 | 1% | 2024 |
| CVE-2025-8419 | medium | 5.3 | 0% | 2025 |
| CVE-2025-12150 | low | 3.1 | 0% | 2026 |
Is my Keycloak version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Keycloak version → · Monitor Keycloak for new CVEs →
Keycloak vulnerabilities — frequently asked
How many known vulnerabilities does Keycloak have?
IsItPatched tracks 6 CVEs for Keycloak. 0 are critical-severity and 4 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Keycloak have any actively-exploited vulnerabilities?
None of Keycloak's tracked CVEs are currently in CISA's KEV catalog — but new ones can be added at any time, so keep your version current.
What is the most severe Keycloak vulnerability?
Among tracked issues, CVE-2026-3047 (HIGH, CVSS 8.8) ranks highest — a CWE-305 weakness.
Is Keycloak safe to use?
It depends on the version. The latest supported Keycloak release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Keycloak security status · Keycloak end-of-life · actively-exploited CVEs. Always verify against Red Hat's advisories — see our disclaimer.