CVE-2026-1709
CRITICALCVSS 9.8/10EPSS 5.43%
Last modified
CVE-2026-1709 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A flaw was found in Keylime. The Keylime registrar, since version 7.12.0, does not enforce client-side Transport Layer Security (TLS) authentication. EPSS estimates a 5.43% chance of exploitation in the next 30 days.
Description
A flaw was found in Keylime. The Keylime registrar, since version 7.12.0, does not enforce client-side Transport Layer Security (TLS) authentication. This authentication bypass vulnerability allows unauthenticated clients with network access to perform administrative operations, including listing agents, retrieving public Trusted Platform Module (TPM) data, and deleting agents, by connecting without presenting a client certificate.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Enterprise Linux | 9.0 |
| Redhat | Enterprise Linux | 10.0 |
| Redhat | Enterprise Linux Eus | 10.0 |
| Redhat | Enterprise Linux For Arm 64 | 9.0_aarch64 |
| Redhat | Enterprise Linux For Arm 64 | 10.0_aarch64 |
| Redhat | Enterprise Linux For Arm 64 Eus | 10.0_aarch64 |
| Redhat | Enterprise Linux For Ibm Z Systems | 9.0_s390x |
| Redhat | Enterprise Linux For Ibm Z Systems | 10.0_s390x |
| Redhat | Enterprise Linux For Ibm Z Systems Eus | 10.0_s390x |
| Redhat | Enterprise Linux For Power Little Endian | 9.0_ppc64le |
| Redhat | Enterprise Linux For Power Little Endian | 10.0_ppc64le |
| Redhat | Enterprise Linux For Power Little Endian Eus | 10.0_ppc64le |
| Keylime | Keylime | < 7.12.0 |
References
- https://access.redhat.com/errata/RHSA-2026:2224Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:2225Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:2298Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2026-1709Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2435514Issue Tracking, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:2224Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:2225Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:2298Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2026-1709Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2435514Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2026-1709?
A flaw was found in Keylime. The Keylime registrar, since version 7.12.0, does not enforce client-side Transport Layer Security (TLS) authentication. This authentication bypass vulnerability allows unauthenticated clients with network access to perform administrative operations, including listing agents, retrieving public Trusted Platform Module (TPM) data, and deleting agents, by connecting without presenting a client certificate.
How severe is CVE-2026-1709?
CVE-2026-1709 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.43% probability of exploitation in the next 30 days.
How do I fix CVE-2026-1709?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-1709?
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