Mozilla Foundation Security Advisory 2026-117

Security Vulnerabilities fixed in Firefox for iOS 156.1

Announced
October 26, 2026
Impact
moderate
Products
Firefox for iOS
Fixed in
  • Firefox for iOS 156.1

#CVE-2026-116632: Facetime protocol handler enabled spoofing

Reporter
xisigr
Impact
moderate
Description

A malicious web page could insert arbitrary text into the FaceTime call prompt shown by iOS, potentialy allowing it to display a phishing message inside system UI.

References

#CVE-2026-116631: External protocol handler (tel:) address bar spoof

Reporter
Yuyang Zhou
Impact
low
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.

References