What is CVE-2020-13296?

CVE-2020-13296 is a medium-severity vulnerability in GitLab, classified under Missing Authorization. CVSS score: 6.5/10. Published 2020-09-30.

How severe is CVE-2020-13296?

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

Auth bypass in GitLab

CVE-2020-13296

An issue has been discovered in GitLab affecting versions >=10.7 <13.0.14, >=13.1.0 <13.1.8, >=13.2.0 <13.2.6. Improper Access Control for Deploy Tokens

Vulnerability class: Broken Access Control

Published 2020-09-30 · 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:N/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

GitLab — versions >=10.7 <13.0.14, >=13.1.0 <13.1.8, >=13.2.0 <13.2.6

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

gitlab.com/gitlab-org/gitlab/-/issues/235996 (Broken Link)
hackerone.com/reports/957459 (Permissions Required)
gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13296.json (Vendor Advisory)

Frequently asked questions

What is CVE-2020-13296?: CVE-2020-13296 is a medium-severity vulnerability in GitLab, classified under Missing Authorization. CVSS score: 6.5/10. Published 2020-09-30.
How severe is CVE-2020-13296?: Medium severity. CVSS v3 base score is 6.5 out of 10.