CVE-2021-43545: Medium severity thunderbird vulnerability
Using the Location API in a loop could have caused severe application hangs and crashes.
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 the severity of CVE-2021-43545?
CVE-2021-43545 is classified with a high severity due to its potential to cause severe application hangs and crashes.
How do I fix CVE-2021-43545?
To fix CVE-2021-43545, upgrade Thunderbird to version 91.4.0 or later, Firefox ESR to version 91.4.0 or later, and Firefox to version 95 or later.
Which applications are affected by CVE-2021-43545?
CVE-2021-43545 affects Thunderbird versions earlier than 91.4.0, Firefox ESR versions earlier than 91.4.0, and Firefox versions earlier than 95.
What causes the issue in CVE-2021-43545?
The issue in CVE-2021-43545 is caused by using the Location API in a loop leading to application instability.
When was CVE-2021-43545 disclosed?
CVE-2021-43545 was disclosed as part of Mozilla's security advisory in late 2021.