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Medium · 5.4 CVE-2026-116631 EUVD-2026-110068GHSA-cmr9-xw44-879p

External protocol handler (tel:) address bar spoof

Published Oct 26, 2026 · Updated Oct 26, 2026 · Assigned by mozilla

Description

A malicious web page could open a tel link in a window that was showing a different website, causing the phone-call prompt to appear as if that site had requested the call. This vulnerability was fixed in Firefox for iOS 156.1.

Affected products

VendorProductAffectedFixed
Mozilla Firefox for iOS — 156.1

Advisories 1

References