CVE-2023-3915
MediumCVSS 6.5Exploitation Probability (EPSS)
Low risk42th percentile - higher than 42% of all known CVEs
Summary
An issue has been discovered in GitLab EE affecting all versions from 16.1 to 16.1.5, from 16.2 to 16.2.5, and from 16.3 to 16.3.1. An external user with an owner role in a group may escalate their privileges by creating a service account in that group.
Risk Assessment
The risk is that external users may gain access to internal projects, potentially leading to unauthorized access to sensitive data.
Recommendation
It is recommended to update GitLab EE to the latest version to mitigate the risk associated with this vulnerability and to limit assigning owner roles to external users.
Other vulnerabilities in GitLab EE
See all- CVE-2026-4868High
GitLab has remediated an issue in GitLab EE affecting all versions from 18.8 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1. Under certain conditions, an authenticated user could have caused specific Duo AI workflows to run under another user's identity due to improper user identity resolution.
- CVE-2026-7481High
GitLab has remediated an issue in GitLab EE affecting all versions from 16.4 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3. This issue could have allowed an authenticated user with developer-role permissions to execute arbitrary JavaScript in other users' browsers due to improper input sanitization.
- CVE-2026-7377High
GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3. In customizable analytics dashboards, an authenticated user could have executed arbitrary JavaScript in the context of other users' browsers due to improper input sanitization.
- CVE-2026-6073High
GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3. This issue could have allowed an authenticated user to execute arbitrary JavaScript in other users' browsers due to improper input sanitization.
- CVE-2026-92529Medium
GitLab EE contains an improper authorization check that, under certain conditions, could allow an authenticated user with developer-role permissions to bypass admin-configured AI tool governance controls for workflows in namespaces they do not control. Affected versions are from 19.1 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1.
- CVE-2026-92470High
GitLab EE versions from 18.7 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 have a vulnerability that under certain conditions could allow an authenticated user to access sensitive CI/CD variable values from debug-mode job traces through the Duo AI troubleshooting feature due to missing authorization checks.
- CVE-2026-86341Medium
GitLab has remediated an issue in GitLab EE affecting all versions from 17.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an authenticated user with Owner or Maintainer permissions could have silently disabled protected environment deployment approval requirements, allowing unapproved deployments to reach production, due to improper access control checks performed after the protected resource was modified.
- CVE-2026-88765High
GitLab has remediated an issue in GitLab EE affecting all versions from 12.3 to 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 under certain conditions could allow an authenticated user to achieve remote code execution by importing a specially crafted Git project export to overflow the Unicode conversion buffer used in Advanced Search indexing.
- CVE-2026-7487Low
GitLab has remediated an issue in GitLab EE affecting all versions from 13.1 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with reporter-role permissions who authored a merge request could have reset merge request approval rules due to improper authorization checks.
- CVE-2026-18252High
GitLab EE versions from 18.9 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 have a vulnerability that allows an authenticated user with developer role to execute arbitrary commands in a CI context. This occurs through the Claude agent processing configuration from a user-controlled source.
Original NVD description (English source)
An issue has been discovered in GitLab EE affecting all versions starting from 16.1 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. If an external user is given an owner role on any group, that external user may escalate their privileges on the instance by creating a service account in that group. This service account is not classified as external and may be used to access internal projects.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

