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6.5 Medium

CVE-2022-34479 A malicious website that could create a popup could have resized the popup to overlay the address bar with its own…

Description

A malicious website that could create a popup could have resized the popup to overlay the address bar with its own content, resulting in potential user confusion or spoofing attacks. <br>*This bug only affects Thunderbird for Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

Affected products and versions

Product Affected versions Fixed in
Firefox 102 earliest → < 102 102
Firefox ESR 91.11 earliest → < 91.11 91.11
Thunderbird 102 earliest → < 102 102
Thunderbird 91.11 earliest → < 91.11 91.11

Other CVEs of Firefox

The 2221 CVEs of Firefox →
CVE-2026-120572 Incorrect boundary conditions in the Layout: Block and Inline component 8.8 High CVE-2026-118027 Frame poisoning in the Layout component 9.1 Critical CVE-2026-118026 Invalid pointer in the JavaScript: GC component 8.8 High CVE-2026-118025 Other issue in the SVG component 8.8 High
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