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CVE-2023-23601 Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to…

Description

Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to website spoofing attacks This vulnerability affects Firefox < 109, Firefox ESR < 102.7, and Thunderbird < 102.7.

Affected products and versions

Product Affected versions Fixed in
Firefox 109 earliest → < 109 109
Firefox ESR 102.7 earliest → < 102.7 102.7
Thunderbird 102.7 earliest → < 102.7 102.7

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-2026-118025 Other issue in the SVG component 8.8 High CVE-2026-118024 Use-after-free in the Graphics: Text component 8.8 High
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