Using XMLHttpRequest, an attacker could have identified installed applications by probing error messages for loading external protocols. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mozilla
Published: 2021-12-08T21:19:42
Updated: 2024-08-04T04:03:08.166Z
Reserved: 2021-11-08T00:00:00
Link: CVE-2021-43542
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2021-12-08T22:15:09.890
Modified: 2022-12-09T15:38:33.677
Link: CVE-2021-43542
Redhat