CVE-2021-43546

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CVSS 3.1

4.3 medium

EPSS

1%p71

Published

Dec 8, 2021 (Dec 8, 2021)

Modified

Jun 17, 2026

Description

It was possible to recreate previous cursor spoofing attacks against users with a zoomed native cursor. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Vendors: mozilla debian
Products: firefox, firefox esr, thunderbird, debian linux
Weakness: CWE-1021
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (1.4%)

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