Show filters
1 Total Results
Displaying 1-1 of 1
Sort by:
Attacker Value
Unknown

CVE-2021-38509

Disclosure Date: December 08, 2021 (last updated October 07, 2023)
Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.