CVE-2021-23955

MEDIUM

Firefox < 85.0 - Clickjacking via Pointer Lock State Transfer

Title source: llm
STIX 2.1

Description

The browser could have been confused into transferring a pointer lock state into another tab, which could have lead to clickjacking attacks. This vulnerability affects Firefox < 85.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2021-03/
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1684837

Scores

CVSS v3 6.1
EPSS 0.0066
EPSS Percentile 46.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-1021
Status published
Products (1)
mozilla/firefox < 85.0
Published Feb 26, 2021
Tracked Since Feb 18, 2026