---
cve: "CVE-2025-5265"
severity: "MEDIUM"
cvss: 4.8
epss: "0.2%"
vendor: "Microsoft"
kev: false
exploited: false
published: "2025-05-27 13:15:22"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-02T19:00:26+02:00"
---

# CVE-2025-5265

> 4.8 MEDIUM

## Beschreibung

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system.
*This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **total**

## CVSS-Vektor

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

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

## BSI-Hinweise (deutsch)

- [Xerox FreeFlow Print Server: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff](https://wid.cert-bund.de/portal/wid/sicherheitshinweis/WID-SEC-W-2025-1850)
- [Mozilla Firefox und Thunderbird: Mehrere Schwachstellen](https://wid.cert-bund.de/portal/wid/sicherheitshinweis/WID-SEC-W-2025-1160)

## Referenzen

- <https://bugzilla.mozilla.org/show_bug.cgi?id=1962301>
- <https://www.mozilla.org/security/advisories/mfsa2025-42/>
- <https://www.mozilla.org/security/advisories/mfsa2025-43/>
- <https://www.mozilla.org/security/advisories/mfsa2025-44/>
- <https://www.mozilla.org/security/advisories/mfsa2025-45/>
- <https://www.mozilla.org/security/advisories/mfsa2025-46/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-5265) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_