CVE-2025-12390
CVE-2025-12390: 1 tracked advisory record across Red Hat. Compare source-reported impact, fixes and remediation.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium6.0
Medium [CVE-2025-12390] Org.keycloak.protocol.oidc.endpoints.logoutendpoint: offline session takeover due to reused authentication session id
CVE-2025-12390Source published Source updated
A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As a result, one user may receive tokens that belong to another user. Red Hat severity: Moderate — CVSS 6 (CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N). Weakness: CWE-384. Affected Red Hat products: Red Hat build of Keycloak 26.2; Red Hat build of Keycloak 26.2.11; Red Hat build of Keycloak 26.4; Red Hat build of Keycloak 26.4.4. Red Hat fixing advisory: RHSA-2025:22088, RHSA-2025:22089, RHSA-2025:21371, RHSA-2025:21370.
- Affected products in this advisory
- Red Hat build of Keycloak 26.2.11
- Red Hat build of Keycloak 26.4.4
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- rhbk/keycloak-operator-bundle:26.2.11-1
- rhbk/keycloak-rhel9:26.2-12
- rhbk/keycloak-rhel9-operator:26.2-12
- rhbk/keycloak-operator-bundle:26.4.4-1
7 more entries in the full advisory.
- Mitigation guidance
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
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