Critical [CVE-2026-1709] Authentication bypass allows unauthorized administrative operations due to missing client-side TLS authentication
This critical-severity Red Hat Linux advisory covers CVE-2026-1709 affecting Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 9.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
VulniPulse record published
Summary
Authentication bypass allows unauthorized administrative operations due to missing client-side TLS authentication. Red Hat rates this critical (CVSS 9.4).
Weakness: CWE-322. Affected package(s): keylime.
Resolved in Red Hat advisory RHSA-2026:2225 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 9.
Is CVE-2026-1709 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-1709 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-1709?
Upgrade to a fixed release named by Red Hat:
- RHSA-2026:2225
Confirm against the vendor advisory before you patch.
- keylime-0:7.12.1-11.el10_1.4
- keylime-0:7.12.1-11.el9_7.4
- keylime-0:7.12.1-2.el10_0.5
Official advisory · high-confidence parse· fetched 4 months ago·verify at source
- RHSA-2026:2225
Official advisory · high-confidence parse· fetched 4 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:2225 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 4 months ago·verify at source
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