CVE-2025-46413 Weak cryptography in WSR-1800AX4
Attackers can recover Wi-Fi credentials via WPS due to weak password hashing, requiring WPS to be enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-46413?
CVE-2025-46413 is a medium-severity vulnerability in BUFFALO INC. WSR-1800AX4, published on 7 Nov 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Use of password hash with insufficient computational effort issue exists in BUFFALO Wi-Fi router 'WSR-1800AX4 series'. When WPS is enabled, PIN code and/or Wi-Fi password may be obtained by an attacker.
Weakness: CWE-916
Which versions are affected by CVE-2025-46413?
How do I fix CVE-2025-46413?
No fix has been published for CVE-2025-46413 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-46413 being exploited?
There is no known exploitation of CVE-2025-46413 in the wild and no public exploit code.
Sources
Also known as GHSA-v3pv-cj5w-92hv.