CVE-2023-2442
HIGH severity · CVSS 8.7 · Cross-site scripting (XSS)
8.7CVSS HIGH
Summary
An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A specially crafted merge request could lead to a stored XSS on the client side which allows attackers to perform arbitrary actions on behalf of victims.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)82%
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2442.jsonAdvisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2442.jsonAdvisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/409346
- https://hackerone.com/reports/1965750Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/409346
- https://hackerone.com/reports/1965750Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/409346