High [CVE-2026-35579] Authentication bypass allows unauthorized access to TSIG-protected functionalities
This high-severity Red Hat Linux advisory covers CVE-2026-35579 affecting Red Hat Advanced Cluster Management for Kubernetes 2.14.
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Summary
Authentication bypass allows unauthorized access to TSIG-protected functionalities. Red Hat rates this important (CVSS 7.5).
Weakness: CWE-303. Affected package(s): rhacm2/lighthouse-coredns-rhel9:1780204249.
Resolved in Red Hat advisory RHSA-2026:25127 — update the affected packages (`sudo dnf update`).
Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.14.
- rhacm2/lighthouse-coredns-rhel9:1780204249
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:25127
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:25127 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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