---
cve: "CVE-2024-7525"
severity: "CRITICAL"
cvss: 9.1
epss: "60%"
vendor: "Mozilla"
kev: false
exploited: false
published: "2024-08-06 13:15:57"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T16:47:16+02:00"
---

# CVE-2024-7525

> 9.1 CRITICAL

## Beschreibung

It was possible for a web extension with minimal permissions to create a `StreamFilter` which could be used to read and modify the response body of requests on any site. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

## CVSS-Vektor

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

| 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 | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Keine | good |

## Referenzen

- <https://bugzilla.mozilla.org/show_bug.cgi?id=1909298>
- <https://www.mozilla.org/security/advisories/mfsa2024-33/>
- <https://www.mozilla.org/security/advisories/mfsa2024-34/>
- <https://www.mozilla.org/security/advisories/mfsa2024-35/>
- <https://www.mozilla.org/security/advisories/mfsa2024-37/>
- <https://www.mozilla.org/security/advisories/mfsa2024-38/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2024-7525) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_