Spoofing attack in Firefox for iOS - CVE-2025-5020
Published: May 21, 2025
Vulnerability identifier: #VU109621
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-2025-5020
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of non-HTTP scheme links opened from other applications. A remote attacker can spoof the website address.
Affected software
Firefox for iOS
How to mitigate CVE-2025-5020
Install updates from vendor's website.
Firefox for iOS - update to 139.0