Server-side Request Forgery (SSRF) The advisory has been revoked - it doesn't affect any version of package org.keycloak:keycloak-services (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGKEYCLOAK-15170836
- published2 Feb 2026
- disclosed2 Feb 2026
- creditPatrick Smith
Introduced: 2 Feb 2026
CVE-2026-1518 (opens in a new tab)How to fix?
Upgrade org.keycloak:keycloak-services to version 26.6.3 or higher.
Amendment
This was deemed not a vulnerability.
Overview
org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services.
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) via insufficient validation of the backchannel_client_notification_endpoint, which is configured during client registration or administration. A privileged user can make unauthorized requests to internal services, but cannot access the responses.
Note: CVE-2026-1518 was rejected by the CVE List.