CVE-2025-4700

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

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 15.10 before 18.0.5, 18.1 before 18.1.3, and 18.2 before 18.2.1 that, under specific circumstances, could have potentially allowed a successful attacker to trigger unintended content rendering leading to XSS.

Remediation

Solution:

  • Upgrade to versions 18.0.5, 18.1.3, 18.2.1 or above.

Category

8.7
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.02%
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/542915 issue tracking broken link permissions required
https://hackerone.com/reports/3120062 exploit technical description permissions required

Frequently Asked Questions

What is the severity of CVE-2025-4700?
CVE-2025-4700 has been scored as a high severity vulnerability.
How to fix CVE-2025-4700?
To fix CVE-2025-4700: Upgrade to versions 18.0.5, 18.1.3, 18.2.1 or above.
Is CVE-2025-4700 being actively exploited in the wild?
It is possible that CVE-2025-4700 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-4700?
CVE-2025-4700 affects GitLab GitLab.
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