CVE-2025-7734

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

An issue has been discovered in GitLab CE/EE affecting all versions from 14.2 before 18.0.6, 18.1 before 18.1.4 and 18.2 before 18.2.2 that, under certain conditions, could have allowed a successful attacker to execute actions on behalf of users by injecting malicious content.

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

CVSS v3.1 GITLAB

8.7 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

EPSS

0.32% chance of exploitation in the next 30 days, 23rd percentile

Published

2025-08-13

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3247096

References

• CVE Record
• NVD entry