Vulnerability in Keylime
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.4 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H.
EPSS exploit prediction
EPSS: 0.058 (93.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.055 · newest: 0.058 · change: +0.003
Affected products
- Keylime
- Red Hat Enterprise Linux 10 — versions 0:7.12.1-11.el10_1.4
- Red Hat Enterprise Linux 10.0 Extended Update Support — versions 0:7.12.1-2.el10_0.5
- Red Hat Enterprise Linux 9 — versions 0:7.12.1-11.el9_7.4
- Red Hat Enterprise Linux — versions 9.0, 10.0
- Red Hat Enterprise Linux Eus — versions 10.0
- Red Hat Enterprise Linux For Arm 64 — versions 9.0_aarch64, 10.0_aarch64
- Red Hat Enterprise Linux For Arm 64 Eus — versions 10.0_aarch64
- Red Hat Enterprise Linux For IBM Z Systems — versions 9.0_s390x, 10.0_s390x
- Red Hat Enterprise Linux For IBM Z Systems Eus — versions 10.0_s390x
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2026:2224 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:2225 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:2298 (vendor-advisory, Third Party Advisory)
- access.redhat.com/security/cve/CVE-2026-1709 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Third Party Advisory, Issue Tracking)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-1709?
- CVE-2026-1709 is a critical-severity vulnerability in Keylime, classified under Key Exchange without Entity Authentication. CVSS score: 9.4/10. Published 2026-02-06.
- How severe is CVE-2026-1709?
- Critical severity. CVSS v3 base score is 9.4 out of 10.