CVE-2026-9803
1 advisory.
Maven/org.keycloak:keycloak-services CVE-2026-9803: medium 5.3
Keycloak has an Out-of-bounds Read
Action: Upgrade org.keycloak:keycloak-services to 26.6.3 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | 26.4.7 |
| 26.5.0 | 26.6.3 | - |
Fixed versions
| 26.6.3 |
Sources
- osv: GHSA-cpf7-j4cf-vqx4
- https://nvd.nist.gov/vuln/detail/CVE-2026-9803
- https://github.com/keycloak/keycloak/issues/49433
- https://github.com/keycloak/keycloak/pull/49500
- https://github.com/keycloak/keycloak/pull/49617
- https://github.com/keycloak/keycloak/pull/49618
- https://github.com/keycloak/keycloak/commit/2b8692499e907e6205be0bd9c8a4da5d46f6ca30
- https://github.com/keycloak/keycloak/commit/3fc06909cc93eb5c4739a712fa350de625812e04
- https://github.com/keycloak/keycloak/commit/ef06df91d344c7e99fcb82987ef6adb854f30789
- https://access.redhat.com/errata/RHSA-2026:25097
- https://access.redhat.com/errata/RHSA-2026:25098
- https://access.redhat.com/errata/RHSA-2026:30049
- https://access.redhat.com/errata/RHSA-2026:30050
- https://access.redhat.com/security/cve/CVE-2026-9803
- https://bugzilla.redhat.com/show_bug.cgi?id=2482465
- https://github.com/keycloak/keycloak
CVE-2026-9803 · published · modified · JSON