What is CVE-2026-1080?

CVE-2026-1080 is a medium-severity vulnerability in Gitlab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-02-11.

How severe is CVE-2026-1080?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Gitlab

CVE-2026-1080

GitLab has remediated an issue in GitLab EE affecting all versions from 16.7 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to access iteration data from pr…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (9.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Gitlab — versions 16.7, 18.7, 18.8

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

cve@gitlab.com (issue-tracking, permissions-required, Issue Tracking, Broken Link)
cve@gitlab.com (Permissions Required, technical-description, permissions-required, exploit)
cve@gitlab.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2026-1080?: CVE-2026-1080 is a medium-severity vulnerability in Gitlab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-02-11.
How severe is CVE-2026-1080?: Medium severity. CVSS v3 base score is 4.3 out of 10.