CVE-2026-2575
unknown
CVSS v3
—
CVSS v2
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VIR risk
—
Description
Keycloak: Denial of Service due to excessive SAMLRequest decompression
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.keycloak:keycloak-saml-adapter-core | <26.5.4 | 26.5.4 |
| Maven | org.keycloak:keycloak-saml-core | <26.5.4 | 26.5.4 |
| Maven | org.keycloak:keycloak-services | <26.5.4 | 26.5.4 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-2575
- https://github.com/keycloak/keycloak/issues/46372
- https://github.com/keycloak/keycloak/commit/4f90ef67f698dfb45df0d2f4981271a7c8b47f04
- https://access.redhat.com/errata/RHSA-2026:3947
- https://access.redhat.com/errata/RHSA-2026:3948
- https://access.redhat.com/security/cve/CVE-2026-2575
- https://bugzilla.redhat.com/show_bug.cgi?id=2440149
- https://github.com/keycloak/keycloak
Verify integrity in audit chain (admin only). AS-IS.