CVE-2023-2164

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

An issue has been discovered in GitLab affecting all versions starting from 15.9 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 for an attacker to trigger a stored XSS vulnerability via user interaction with a crafted URL in the WebIDE beta.

Affected

GitLab

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS

66.34% chance of exploitation in the next 30 days, 99th percentile

Published

2023-08-01

Updated

2026-08-14

Proof-of-concept exploits (1)

• https://hackerone.com/reports/1940598

References

• CVE Record
• NVD entry