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5.4 Medium

CVE-2026-92069 Spoofing issue in the DOM: Navigation component

Description

Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

Affected products and versions

Product Affected versions Fixed in
Firefox 156 earliest → < 156 156
Firefox 153.3 earliest → < 153.3 153.3
Thunderbird 156 earliest → < 156 156
Thunderbird 153.3 earliest → < 153.3 153.3

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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