What is CVE-2022-2428?

CVE-2022-2428 is a medium-severity vulnerability in GitLab, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2022-10-17.

How severe is CVE-2022-2428?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in GitLab

CVE-2022-2428

A crafted tag in the Jupyter Notebook viewer in GitLab EE/CE affecting all versions before 15.1.6, 15.2 to 15.2.4, and 15.3 to 15.3.2 allows an attacker to issue arbitrary HTTP requests

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-10-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

GitLab — versions >=15.0, <15.1.6, >=15.2, <15.2.4, >=15.3, <15.3.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

gitlab.com/gitlab-org/gitlab/-/issues/362272 (Third Party Advisory)
hackerone.com/reports/1563379 (Permissions Required, Third Party Advisory)
gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2428.json (Third Party Advisory)

Frequently asked questions

What is CVE-2022-2428?: CVE-2022-2428 is a medium-severity vulnerability in GitLab, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2022-10-17.
How severe is CVE-2022-2428?: Medium severity. CVSS v3 base score is 6.4 out of 10.