Cross-User Data Leakage via race condition in addJS method
Summary
Cross-User Data Leakage via race condition in addJS method. Red Hat rates this moderate (CVSS 7.5). Weakness: CWE-820. Affected package(s): advanced-cluster-security/rhacs-main-rhel8:1773235860, advanced-cluster-security/rhacs-main-rhel8:1773235880. Resolved in Red Hat advisory RHSA-2026:4466 — update the affected packages (`sudo dnf update`).
- advanced-cluster-security/rhacs-main-rhel8:1773235860
- advanced-cluster-security/rhacs-main-rhel8:1773235880
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
- RHSA-2026:4466
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:4466 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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