What is CVE-2023-1210?

CVE-2023-1210 is a low-severity vulnerability in GitLab, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 3.1/10. Published 2023-08-02.

How severe is CVE-2023-1210?

Low severity. CVSS v3 base score is 3.1 out of 10.

Information disclosure in GitLab

CVE-2023-1210

An issue has been discovered in GitLab affecting all versions starting from 12.9 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. It was possible to leak a user's email via an error message for groups that restrict membership by email domain.

Published 2023-08-02 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.006 (46.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

GitLab — versions 12.9, 16.1.0, 16.2.0

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

gitlab.com/gitlab-org/gitlab/-/issues/394775 (issue-tracking, Broken Link)
hackerone.com/reports/1884672 (Permissions Required, technical-description, permissions-required, exploit)

Frequently asked questions

What is CVE-2023-1210?: CVE-2023-1210 is a low-severity vulnerability in GitLab, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 3.1/10. Published 2023-08-02.
How severe is CVE-2023-1210?: Low severity. CVSS v3 base score is 3.1 out of 10.