Mozilla Foundation Security Advisory 2025-97

Security Vulnerabilities fixed in Firefox for iOS 144.0

Announced
December 15, 2025
Impact
low
Products
Firefox for iOS
Fixed in
  • Firefox for iOS 144

Firefox for iOS 144 was released October 12th, 2025 and the fix for CVE-2025-14744 was included in the original release; but this advisory was not published until December 16, 2025 because it was not recognized at the time.

#CVE-2025-14744: Filename spoofing via Unicode Right-to-Left Override in Firefox for iOS

Reporter
Azril
Impact
low
Description

Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type

References