What is CVE-2020-10090?

CVE-2020-10090 is a medium-severity vulnerability in GitLab, classified under Information Disclosure. CVSS score: 5.3/10. Published 2020-03-13.

How severe is CVE-2020-10090?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in GitLab

CVE-2020-10090

GitLab 11.7 through 12.8.1 allows Information Disclosure. Under certain group conditions, group epic information was unintentionally being disclosed.

Vulnerability class: Information Disclosure

Published 2020-03-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (59.1th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

GitLab

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

about.gitlab.com/releases/2020/03/04/gitlab-12-dot-8-dot-2-released/ (Release Notes, Vendor Advisory)
about.gitlab.com/releases/2020/03/04/gitlab-12-dot-8-dot-2-released/index.html (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-10090?: CVE-2020-10090 is a medium-severity vulnerability in GitLab, classified under Information Disclosure. CVSS score: 5.3/10. Published 2020-03-13.
How severe is CVE-2020-10090?: Medium severity. CVSS v3 base score is 5.3 out of 10.