Authentication bypass and privilege escalation via OIDC userinfo cache key collision
Summary
Authentication bypass and privilege escalation via OIDC userinfo cache key collision. Red Hat rates this important (CVSS 9.1). Weakness: CWE-222. Affected package(s): ansible-automation-platform, rhoai/odh-llama-stack-core-rhel9:1781826406, rhoai/odh-llama-stack-core-rhel9:1782310008. Resolved in Red Hat advisory RHSA-2026:28960 — update the affected packages (`sudo dnf update`).
- ansible-automation-platform-26/lightspeed-chatbot-rhel9:1777398576
- rhoai/odh-llama-stack-core-rhel9:1781826406
- rhoai/odh-llama-stack-core-rhel9:1782310008
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
- RHSA-2026:28960
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:28960 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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