CVE-2024-7525

HIGH

Firefox < 129 and ESR < 115.14 - Improper Access Control via StreamFilter

Title source: llm
STIX 2.1

Description

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.

Scores

CVSS v3 8.1
EPSS 0.0014
EPSS Percentile 33.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-284 CWE-276
Status published
Products (5)
mozilla/firefox < 129.0
mozilla/firefox_esr 128.0
mozilla/firefox_esr < 115.14.0
mozilla/thunderbird 128.0.1
mozilla/thunderbird < 115.14.0
Published Aug 06, 2024
Tracked Since Feb 18, 2026