---
id: CVE-2025-11718
title: >-
  When the address bar was hidden due to scrolling on Android, a malicious page
  could create a fake address bar to fool the user in response to a
  visibilitychange event
summary: >-
  When the address bar was hidden due to scrolling on Android, a malicious page
  could create a fake address bar to fool the user in response to a
  visibilitychange event. This vulnerability was fixed in Firefox 144.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'
cwe:
  - CWE-451
vendor: mozilla
product: firefox
affected:
  - firefox < 144.0
patched:
  - firefox 144.0
published: '2025-10-14'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T17:10:00.187'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-11718'
references:
  - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=1980808'
    label: security@mozilla.org
  - url: 'https://www.mozilla.org/security/advisories/mfsa2025-81/'
    label: security@mozilla.org
tags:
  - nvd
epss: 0.00211
epssPercentile: 0.10285
ingestedAt: '2026-09-30T17:13:20.715Z'
---

## Overview

When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event. This vulnerability was fixed in Firefox 144.

## Affected

- `firefox < 144.0`

## Remediation

Upgrade past the affected range:

- `firefox 144.0`