Input validation error in Firefox for iOS - CVE-2025-14744
Published: December 16, 2025
Vulnerability identifier: #VU120003
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-14744
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of RTLO characters. A remote attacker can spoof filenames in the downloads UI and trick the victim into saving files of an unexpected file type.
Affected software
Firefox for iOS
How to mitigate CVE-2025-14744
Install updates from vendor's website.
Firefox for iOS - update to 144.0