What is CVE-2023-5831?

CVE-2023-5831 is a low-severity vulnerability in Gitlab, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 3.7/10. Published 2023-11-06.

How severe is CVE-2023-5831?

Low severity. CVSS v3 base score is 3.7 out of 10.

Is CVE-2023-5831 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Gitlab

CVE-2023-5831

An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, and all versions starting from 16.5.0 before 16.5.1 which have the `super_sidebar_logged_out` feature flag enabled. Affected versions with this default-disabled feature flag enabled may unintentionally disclose GitLab version metadata to unauthorized actors.

EPSS: 0.005 (37.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Gitlab — versions 16.4, 16.5.0, 16.5

Weakness classification (CWE)

CWE-201 — Insertion of Sensitive Information into Sent Data

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cve@gitlab.com (issue-tracking, permissions-required, Broken Link)

Frequently asked questions

What is CVE-2023-5831?: CVE-2023-5831 is a low-severity vulnerability in Gitlab, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 3.7/10. Published 2023-11-06.
How severe is CVE-2023-5831?: Low severity. CVSS v3 base score is 3.7 out of 10.
Is CVE-2023-5831 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.