What is CVE-2019-18457?

CVE-2019-18457 is a high-severity vulnerability in GitLab, classified under Improper Preservation of Permissions. CVSS score: 8.8/10. Published 2019-11-26.

How severe is CVE-2019-18457?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in GitLab

CVE-2019-18457

An issue was discovered in GitLab Community and Enterprise Edition 11.8 through 12.4 when handling Security tokens.. It has Insecure Permissions.

Published 2019-11-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.0th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

GitLab

Weakness classification (CWE)

CWE-281 — Improper Preservation of Permissions

References

about.gitlab.com/blog/categories/releases/ (Release Notes, Vendor Advisory)
about.gitlab.com/blog/2019/10/30/security-release-gitlab-12-dot-4-dot-1-release… (Vendor Advisory)

Frequently asked questions

What is CVE-2019-18457?: CVE-2019-18457 is a high-severity vulnerability in GitLab, classified under Improper Preservation of Permissions. CVSS score: 8.8/10. Published 2019-11-26.
How severe is CVE-2019-18457?: High severity. CVSS v3 base score is 8.8 out of 10.