CVE-2026-86853: User Interface (UI) Misrepresentation of Critical Information

A malicious webpage could repeatedly trigger external URL schemes, causing system prompts or external application launches. This could make Firefox for iOS temporarily unusable until the page is closed. This vulnerability was fixed in Firefox for iOS 155.1...

Security Vulnerabilities fixed in Firefox for iOS 155.1 — Mozilla

A malicious webpage could repeatedly trigger external URL schemes, causing system prompts or external application launches. This could make Firefox for iOS temporarily unusable until the page is closed...

EUVD-2010-0077

Malware in sbrugna...

Mozilla: Full screen notification obscured by external program

The Mozilla Foundation Security Advisory describes this flaw as: A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks...

DEBIAN-CVE-2023-4053

A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox 116, Firefox ESR 115.2, and Thunderbird 115.2...

UBUNTU-CVE-2023-37207

A website could have obscured the fullscreen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox 115, Firefox ESR 102.13, and Thunderbird 102.13...

Mozilla Firefox 安全漏洞

Mozilla Firefox is an open source web browser from the Mozilla Foundation. A security vulnerability exists in Mozilla Firefox that originates from a website that may obscure full-screen notifications by using URLs that have a scheme handled by an external program, such as a mailto URL. This could...