CVE-2021-43546: Medium severity thunderbird vulnerability
It was possible to recreate previous cursor spoofing attacks against users with a zoomed native cursor.
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is CVE-2021-43546?
CVE-2021-43546 refers to a vulnerability that allows the recreation of previous cursor spoofing attacks against users with a zoomed native cursor.
Which software versions are affected by CVE-2021-43546?
CVE-2021-43546 affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
How severe is CVE-2021-43546?
CVE-2021-43546 has a severity level of low.
How can I fix CVE-2021-43546?
To fix CVE-2021-43546, update Thunderbird or Firefox to versions 91.4.0 or higher, or Firefox ESR to version 91.4.0 or higher.
Where can I find more information about CVE-2021-43546?
You can find more information about CVE-2021-43546 at the following references: [link1](https://bugzilla.mozilla.org/show_bug.cgi?id=1737751), [link2](https://www.mozilla.org/en-US/security/advisories/mfsa2021-54/), [link3](https://www.mozilla.org/en-US/security/advisories/mfsa2021-52/)