---
cve: "CVE-2026-15975"
severity: "HIGH"
cvss: 7.5
epss: "39%"
vendor: "GitLab"
kev: false
exploited: false
published: "2026-07-29 20:17:02"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T23:59:46+02:00"
---

# CVE-2026-15975

> 7.5 HIGH

## Beschreibung

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an unauthenticated user to cause a denial of service due to insufficient resource throttling when processing merge request discussions.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- e5e2c82b8e3d4db7b86f404c40483e32e3d0d0d8 (Commit)
- f7e0d7bb4fa4f3f2f004b6bfa501f950285d87df (Commit)

## Referenzen

- <https://gitlab.com/gitlab-org/gitlab/-/work_items/601420>
- <https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-15975) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_