# CVE-2026-5816

> Vulnerability · severity: **HIGH** (CVSS 8).

## Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.4 and 18.11 before 18.11.1 that could have allowed an unauthenticated user to execute arbitrary JavaScript in a user's browser session due to improper path validation under certain conditions.

## Key facts

- **CVE ID:** CVE-2026-5816
- **Published:** 2026-04-22
- **CVSS severity:** HIGH
- **CVSS base score:** 8
- **CWE codes:** CWE-41

## Affected products

- `gitlab:gitlab`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-5816

## Citation

> AI Analytics. CVE-2026-5816. Retrieved 2026-07-31 from https://api.ai-analytics.org/cve/CVE-2026-5816. Derived from NIST NVD. Licensed CC0.

---

*[Dataset catalog](https://api.ai-analytics.org/datasets/) · [AI Analytics](https://api.ai-analytics.org/) · CC0 1.0*