Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mozilla

Published: 2021-12-08T21:21:47

Updated: 2022-08-10T05:14:10

Reserved: 2021-08-10T00:00:00


Link: CVE-2021-38506

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2021-12-08T22:15:08.897

Modified: 2022-12-09T15:31:26.187


Link: CVE-2021-38506

JSON object: View

cve-icon Redhat Information

No data.

CWE