CVE-2021-29993

HIGH

Firefox < 92.0 - Denial of Service and UI Spoofing via Intent Protocol Navigation

Title source: llm
STIX 2.1

Description

Firefox for Android allowed navigations through the `intent://` protocol, which could be used to cause crashes and UI spoofs. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 92.

References (2)

Core 2

Scores

CVSS v3 8.1
EPSS 0.0029
EPSS Percentile 52.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

Details

Status published
Products (1)
mozilla/firefox < 92.0
Published Nov 03, 2021
Tracked Since Feb 18, 2026