CVE-2024-11734: Protection Mechanism Failure
A denial of service vulnerability was found in Keycloak that could allow an administrative user with the right to change realm settings to disrupt the service. This action is done by modifying any of the security headers and inserting newlines, which causes the Keycloak server to write to a request that has already been terminated, leading to the failure of said request.
CVE-2024-11734: Protection Mechanism Failure
Description
A denial of service vulnerability was found in Keycloak that could allow an administrative user with the right to change realm settings to disrupt the service. This action is done by modifying any of the security headers and inserting newlines, which causes the Keycloak server to write to a request that has already been terminated, leading to the failure of said request.
CVSS v3.1
Score 6.5medium
Affected software
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:0300
- Cve Count
- 2
- Additional Cves
- ["CVE-2024-11736"]
Threat ID: 6a3c0cf1eed863c81e239307
Added to database: 06/24/2026, 16:59:29 UTC
Last enriched: 06/24/2026, 17:06:38 UTC
Last updated: 09/10/2026, 19:36:47 UTC
Views: 82
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