Spoofing attack in Firefox Focus for Android - CVE-2025-8043

 

Spoofing attack in Firefox Focus for Android - CVE-2025-8043

Published: July 22, 2025


Vulnerability identifier: #VU113153
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-2025-8043
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 truncation of URLs. A remote attacker can perform spoofing attack.


Affected software

Firefox Focus for Android
Mozilla Thunderbird

How to mitigate CVE-2025-8043

Install updates from vendor's website.

Firefox Focus for Android - update to 141.0
Mozilla Thunderbird - update to 141.0

External References

Related Security Bulletins