PT-2021-5351
CVE-2021-43546
·
Published
2021-12-07
·
Updated
2026-10-31
Description by
CVSS 3.1
4.3
MediumMetricsAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Name of the Vulnerable Software and Affected Versions
Thunderbird versions prior to 91.4.0
Firefox ESR versions prior to 91.4.0
Firefox versions prior to 95
Description
The issue is related to cursor spoofing attacks against users with a zoomed native cursor. It may allow a remote attacker to conduct spoofing attacks. The vulnerability is associated with errors in cryptographic transformations.
Recommendations
For Thunderbird versions prior to 91.4.0, update to version 91.4.0 or later.
For Firefox ESR versions prior to 91.4.0, update to version 91.4.0 or later.
For Firefox versions prior to 95, update to version 95 or later.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
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