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9.8 Critical

CVE-2025-8042 Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads

Description

Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141.

Affected products and versions

Product Affected versions Fixed in
Firefox 141 earliest → < 141 141

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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