CVE-2025-7081 Belkin F9K1122 webs formSetWanStatic os command injection
Remote attackers can execute arbitrary OS commands on Belkin F9K1122 routers via unsanitized input in the WAN static configuration form.
- 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-2025-7081?
CVE-2025-7081 is a medium-severity command injection vulnerability in Belkin F9K1122, published on 6 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability has been found in Belkin F9K1122 1.00.33 and classified as critical. Affected by this vulnerability is the function formSetWanStatic of the file /goform/formSetWanStatic of the component webs. The manipulation of the argument m_wan_ipaddr/m_wan_netmask/m_wan_gateway/m_wan_staticdns1/m_wan_staticdns2 is directly passed by the attacker/so we can control the m_wan_ipaddr/m_wan_netmask/m_wan_gateway/m_wan_staticdns1/m_wan_staticdns2 leads to os command injection. The attack can 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.
Which versions are affected by CVE-2025-7081?
It affects 1 product.
Products include Belkin F9k1122 Firmware.
How do I fix CVE-2025-7081?
No fix has been published for CVE-2025-7081 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-2025-7081 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7081 exists.
Other vulnerabilities in Belkin F9K1122
- CVE-2026-5608 Belkin F9K1122 formWlanSetup stack-based overflow
- CVE-2026-5042 Belkin F9K1122 Parameter formCrossBandSwitch stack-based overflow
- CVE-2026-5043 Belkin F9K1122 Parameter formSetPassword stack-based overflow
- CVE-2026-5044 Belkin F9K1122 Setting formSetSystemSettings stack-based overflow
- CVE-2026-4566 Belkin F9K1122 formWISP5G stack-based overflow
Sources
Also known as GHSA-jc2r-6j78-38qm.