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1.1 KiB
1.1 KiB
CVE-2021-38509
Description
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.
POC
Reference
Github
No PoCs found on GitHub currently.