---
id: CVE-2026-116632
title: Facetime protocol handler enabled spoofing
summary: >-
  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. This vulnerability was fixed in Firefox for iOS 156.1.
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L'
cvssSource: adp
vendor: Mozilla
product: Firefox for iOS
affected:
  - firefox_for_ios
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-26T18:56:16.747078Z'
published: '2026-10-26'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T18:56:21.288Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-116632'
references:
  - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=1328815'
  - url: 'https://www.mozilla.org/security/advisories/mfsa2026-117/'
tags:
  - cve.org
ingestedAt: '2026-10-26T19:38:01.338Z'
epss: 0.00213
epssPercentile: 0.11664
---

## Overview

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. This vulnerability was fixed in Firefox for iOS 156.1.

## Affected

- `firefox_for_ios`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.