MEDIUM

CVE-2023-2442

Gitlab GitLab 2023-06-07 CVSS v3.1

CVSS

5.4

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.

Summary dbcve.org

A stored cross-site scripting (XSS) vulnerability exists in GitLab CE/EE where a specially crafted merge request can inject malicious JavaScript that executes in victims' browsers when they view the affected merge request, enabling attackers to perform actions on behalf of authenticated users.

Mitigation

Upgrade GitLab to version 15.11.7, 16.0.2, or later. These versions include proper sanitization of merge request content to prevent XSS execution.

Weakness (CWE)

CWE-79 Cross-site Scripting (XSS)

EPSS Score

96.06%

Probability of exploitation in next 30 days

99.9th percentile

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2442.json Vendor Advisory https://gitlab.com/gitlab-org/gitlab/-/issues/409346 Broken Link https://hackerone.com/reports/1965750 Permissions Required, Third Party Advisory

View on dbcve.org

Base CVE data derived from NVD (public domain). Enrichment by dbcve.org (CC-BY-4.0). Fetched via API.

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