What is CVE-2020-10976?

CVE-2020-10976 is a high-severity vulnerability in GitLab, classified under Information Disclosure. CVSS score: 7.5/10. Published 2020-04-08.

How severe is CVE-2020-10976?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in GitLab

CVE-2020-10976

GitLab EE/CE 8.17 to 12.9 is vulnerable to information leakage when querying a merge request widget.

Vulnerability class: Information Disclosure

Published 2020-04-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.012 (65.8th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

GitLab

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

about.gitlab.com/releases/categories/releases/ (Release Notes, Vendor Advisory)
about.gitlab.com/releases/2020/03/26/security-release-12-dot-9-dot-1-released/ (Vendor Advisory)

Frequently asked questions

What is CVE-2020-10976?: CVE-2020-10976 is a high-severity vulnerability in GitLab, classified under Information Disclosure. CVSS score: 7.5/10. Published 2020-04-08.
How severe is CVE-2020-10976?: High severity. CVSS v3 base score is 7.5 out of 10.