CVE-2024-7525

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…

Critical · published August 6, 2024

CVSS v3.1
9.1
EPSS
1%
Percentile
47.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00598 · 47.9th percentile
Published
2024-08-06T12:38Z
EPSS history
Timeline
  • 06 AUG 12:38Z
    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…
    cvelistv5