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CVE-2025-1935

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CVE-2025-1935

Published: Mar 4, 2025

Modified: Jun 4, 2026

PUBLISHED

Description

A web page could trick a user into setting that site as the default handler for a custom URL protocol. This vulnerability was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.

VendorProductVersions

Mozilla

Firefox

unaffected
128.8 - <= 128.*
unaffected
136 - <= *

Mozilla

Thunderbird

unaffected
128.8 - <= 128.*
unaffected
136 - <= *

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