CVE-2025-8042

CRITICAL

Mozilla Firefox < 141.0 - Incorrect Permission Assignment

Title source: rule
STIX 2.1

Description

Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141.

References (2)

Scores

CVSS v3 9.8
EPSS 0.0007
EPSS Percentile 22.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-732
Status published
Products (2)
mozilla/firefox < 141.0
Mozilla/Firefox 141
Published Aug 19, 2025
Tracked Since Feb 18, 2026