CVE-2023-2442

Description

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.

Category

8.7
CVSS
Severity: High
CVSS 3.1 •
EPSS 83.69% Top 5%
Vendor Advisory gitlab.com
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/409346 broken link
https://hackerone.com/reports/1965750 third party advisory permissions required
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2442.json vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-2442?
CVE-2023-2442 has been scored as a high severity vulnerability.
How to fix CVE-2023-2442?
To fix CVE-2023-2442, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-2442 being actively exploited in the wild?
It is possible that CVE-2023-2442 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~84% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-2442?
CVE-2023-2442 affects GitLab GitLab.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.