Vulnerability in Cockpit-Hq Cockpit
CVE-2026-109379
Cockpit CMS 2.14.1 contains an observable timing discrepancy vulnerability that allows unauthenticated attackers to enumerate accounts due to an incomplete timing fix in /auth/check. Attackers can post login attempts and measure response times, since existing accounts incur two bcrypt operations versus one, revealing valid usernames and email addresses.
Published .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/Cockpit-HQ/Cockpit/issues/328 (issue-tracking)
- github.com/Cockpit-HQ/Cockpit/blob/2.14.1/modules/App/Controller/Auth.php (technical-description)
- github.com/Cockpit-HQ/Cockpit/blob/2.14.1/modules/App/Helper/Auth.php (technical-description)
- github.com/Cockpit-HQ/Cockpit/commit/5d65ae7b63a261a63e8809e5fba857ef3eadb2ac (related, patch)
- github.com/Cockpit-HQ/Cockpit (product)
- www.vulncheck.com/advisories/cockpit-cms-2.14.1-account-enumeration-via-timing-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-109379?
- CVE-2026-109379 is a medium-severity vulnerability in Cockpit-Hq Cockpit, classified under CWE-208. CVSS score: 5.3/10. Published 2026-10-12.
- How severe is CVE-2026-109379?
- Medium severity. CVSS v3 base score is 5.3 out of 10.