# CVE-2026-120984

Authenticated client-management RCE via malicious JavaScript policy upload in Keycloak

- Page: https://www.vulneraibility.com/cve/CVE-2026-120984
- CVSS: 9.1
- Known exploited: not in CISA KEV as of our last sync
- Weakness: CWE-94
- Published: 2026-11-07

## Affected

- Keycloak server
- Red Hat SSO (Keycloak-based deployments)

## Impact

Authenticated users with client-management rights can upload JS policies that execute on the server, enabling remote code execution and full system compromise.

## Action

Immediate action required

## Recommendation

Apply vendor update ASAP; restrict client-management access and block client imports until fixed.

## References

- [other] https://access.redhat.com/security/cve/CVE-2026-120984
- [other] https://bugzilla.redhat.com/show_bug.cgi?id=2565599

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.