CVE-2025-5445 Linksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 RP_checkFWByBBS os command injection

Medium 5.3 Published 2 Jun 2025 Updated 2 Jun 2025

Remote attackers can execute arbitrary OS commands on Linksys range extenders via the RP_checkFWByBBS endpoint due to improper input validation.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-5445?

CVE-2025-5445 is a medium-severity command injection vulnerability in Linksys Re6250 Firmware, published on 2 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001 and classified as critical. Affected by this issue is the function RP_checkFWByBBS of the file /goform/RP_checkFWByBBS. The manipulation of the argument type/ch/ssidhex/security/extch/pwd/mode/ip/nm/gw leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-78, CWE-77

Which versions are affected by CVE-2025-5445?

It affects 6 products.

Products include Linksys Re6250 Firmware, Linksys Re6300 Firmware, Linksys Re6350 Firmware, Linksys Re6500 Firmware, Linksys Re7000 Firmware, Linksys Re9000 Firmware.

How do I fix CVE-2025-5445?

No fix has been published for CVE-2025-5445 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2025-5445 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5445 exists.

All Linksys Re6250 Firmware vulnerabilities

Sources

Also known as GHSA-xh52-5493-q8vx.