# CVE-2023-5600: Missing Authorization in GitLab

> CVE-2023-5600: Missing Authorization in GitLab. CVSS 3.1 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2023-5600
Last updated: 2026-06-17T06:48:55Z

- Published: 2025-06-20 19:31 UTC · Updated: 2026-06-17 06:48 UTC · Assigner: GitLab
- CVSS: 3.1 (CVSS 3.1) · Severity: Low · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- EPSS: 0.27%, 20th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-862

## Description

An issue has been discovered in GitLab EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. Arbitrary access to the titles of an private specific references could be leaked through the service-desk custom email template.

## Affected vendors and products

- GitLab: GitLab

## Tracked companies

- [GitLab](https://rewindex.com/company/gitlab.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2023-5600)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2023-5600)
- [https://gitlab.com/gitlab-org/gitlab/-/issues/428268](https://gitlab.com/gitlab-org/gitlab/-/issues/428268)
- [https://hackerone.com/reports/2209702](https://hackerone.com/reports/2209702)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2023-5600 · Markdown: https://rewindex.com/cve/CVE-2023-5600.md · JSON: https://rewindex.com/api/v1/cves/CVE-2023-5600 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:52:28.579Z