What is CVE-2020-10954?

CVE-2020-10954 is a high-severity vulnerability in GitLab, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-03-27.

How severe is CVE-2020-10954?

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

Resource exhaustion in GitLab

CVE-2020-10954

GitLab through 12.9 is affected by a potential DoS in repository archive download.

Vulnerability class: DoS (Denial of Service)

Published 2020-03-27 · 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:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.6th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

GitLab

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

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/ (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-10954?: CVE-2020-10954 is a high-severity vulnerability in GitLab, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-03-27.
How severe is CVE-2020-10954?: High severity. CVSS v3 base score is 7.5 out of 10.