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.
Vulnerable Product | Search on Vulmon | Subscribe to Product |
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mozilla firefox esr |
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mozilla thunderbird |
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mozilla firefox |
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debian debian linux 9.0 |
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debian debian linux 10.0 |
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debian debian linux 11.0 |