What is CVE-2019-18458?

CVE-2019-18458 is a low-severity vulnerability in GitLab, classified under Improper Preservation of Permissions. CVSS score: 2.7/10. Published 2019-11-26.

How severe is CVE-2019-18458?

Low severity. CVSS v3 base score is 2.7 out of 10.

Vulnerability in GitLab

CVE-2019-18458

An issue was discovered in GitLab Community and Enterprise Edition through 12.4. It has Insecure Permissions (issue 2 of 4).

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

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (48.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · 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-2019-18458?: CVE-2019-18458 is a low-severity vulnerability in GitLab, classified under Improper Preservation of Permissions. CVSS score: 2.7/10. Published 2019-11-26.
How severe is CVE-2019-18458?: Low severity. CVSS v3 base score is 2.7 out of 10.