# CVE-2026-15831: Generation of Incorrect Security Tokens in GitLab

> CVE-2026-15831: Generation of Incorrect Security Tokens in GitLab. CVSS 4.3 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-15831
Last updated: 2026-08-03T12:59:58Z

- Published: 2026-07-29 19:00 UTC · Updated: 2026-08-03 12:59 UTC · Assigner: GitLab
- CVSS: 4.3 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- EPSS: 0.30%, 23th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-1270

## Description

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.3 and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to bypass administrator-configured tool governance policies due to improper authorization enforcement during token generation.

## 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-2026-15831)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-15831)
- [https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/](https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/)
- [https://gitlab.com/gitlab-org/gitlab/-/work\_items/605484](https://gitlab.com/gitlab-org/gitlab/-/work_items/605484)

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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-2026-15831 · Markdown: https://rewindex.com/cve/CVE-2026-15831.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-15831 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T04:05:25.845Z