---
cve: "CVE-2025-6590"
severity: "MEDIUM"
cvss: 4.6
epss: "36%"
vendor: "Wikimedia Foundation"
kev: false
exploited: false
published: "2026-02-02 23:16:01"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T15:22:35+02:00"
---

# CVE-2025-6590

> 4.6 MEDIUM

## Beschreibung

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLUserTextField.Php.

This issue affects MediaWiki: from * through 1.39.12, 1.42.76 1.43.1, 1.44.0.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |

## Referenzen

- <https://phabricator.wikimedia.org/T392746>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-6590) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_