What is CVE-2019-5469?

CVE-2019-5469 is a medium-severity vulnerability in GitLab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2019-12-18.

How severe is CVE-2019-5469?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in GitLab

CVE-2019-5469

An IDOR vulnerability exists in GitLab <v12.1.2, <v12.0.4, and <v11.11.6 that allowed uploading files from project archive to replace other users files potentially allowing an attacker to replace project binaries or other uploaded assets.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2019-12-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.1th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

GitLab
GitLab — versions Fixed versions 12.1.2, 12.0.4, and 11.11.6

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

hackerone.com/reports/534794 (Exploit, Third Party Advisory, Issue Tracking)
gitlab.com/gitlab-org/gitlab-ce/issues/60551 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2019-5469?: CVE-2019-5469 is a medium-severity vulnerability in GitLab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2019-12-18.
How severe is CVE-2019-5469?: Medium severity. CVSS v3 base score is 6.5 out of 10.