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8.1 High

CVE-2025-11713 Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected…

Description

Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect the application when running on other operating systems. This vulnerability was fixed in Firefox 144, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.

Affected products and versions

Product Affected versions Fixed in
Firefox 144 earliest → < 144 144
Firefox 140.4 earliest → < 140.4 140.4
Firefox ESR 140.4 earliest → < 140.4 140.4
Thunderbird 144 earliest → < 144 144
Thunderbird 140.4 earliest → < 140.4 140.4

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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