What is CVE-2024-8312?

CVE-2024-8312 is a high-severity vulnerability in GitLab, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2024-10-24.

How severe is CVE-2024-8312?

High severity. CVSS v3 base score is 8.7 out of 10.

XSS in GitLab

CVE-2024-8312

An issue has been discovered in GitLab CE/EE affecting all versions from 15.10 before 17.3.6, 17.4 before 17.4.3, and 17.5 before 17.5.1. An attacker could inject HTML into the Global Search field on a diff view leading to XSS.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-10-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (37.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

GitLab — versions 17.5, 17.5.0, 15.10

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

gitlab.com/gitlab-org/gitlab/-/issues/481819 (issue-tracking, Exploit, permissions-required, Issue Tracking)
hackerone.com/reports/2659386 (Permissions Required, technical-description, permissions-required, exploit)

Frequently asked questions

What is CVE-2024-8312?: CVE-2024-8312 is a high-severity vulnerability in GitLab, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2024-10-24.
How severe is CVE-2024-8312?: High severity. CVSS v3 base score is 8.7 out of 10.