CVE-2025-29228
CriticalCVSS 9.8Exploitation Probability (EPSS)
Elevated risk70th percentile - higher than 70% of all known CVEs
Summary
Linksys E5600 V1.1.0.26 is vulnerable to command injection in the runtime.macClone function via the mc.ip parameter. An attacker can supply a crafted parameter value to execute arbitrary commands on the device.
Risk Assessment
The vulnerability may allow an attacker to take control of the router, alter network configuration, or use the device as an entry point into the internal network. The risk affects organizations and users of this router model.
Recommendation
Update the router firmware to a non-vulnerable version if available, or restrict access to the administrative interface. Also monitor for unusual commands and network traffic from the device.
Other vulnerabilities in Linksys E5600
See all- CVE-2026-121615Critical
Linksys E5600 1.1.0.26 contains an improper authentication vulnerability in /cgi-bin/mesh_login.cgi (Login Handler). The attack can be launched remotely and the exploit has been publicly disclosed. The vendor did not respond and the product is no longer supported.
- CVE-2025-29229Critical
Linksys E5600 version V1.1.0.26 is vulnerable to command injection in the ddnsStatus function. The description provides no further technical details.
- CVE-2026-121618Medium
Linksys E5600 1.1.0.26 contains an information disclosure vulnerability in /cgi-bin/fqc.cgi (Factory Quality Control). Remote exploitation is possible and the exploit has been made public. The vendor did not respond and the product is no longer supported.
- CVE-2026-121617High
Linksys E5600 1.1.0.26 has an out-of-bounds write in the init_multipart function of /cgi-bin/upload_fw.cgi (Header Parser). The attack can be launched remotely and the exploit is publicly available. The vendor did not respond and the product is no longer supported.
- CVE-2026-121616Medium
Linksys E5600 1.1.0.26 has an out-of-bounds write in the strcpy function of /cgi-bin/mesh_login.cgi (JSON Request Parser) when manipulating the username/password/token/source/cn/action arguments. The attack can be initiated remotely and the exploit is publicly available. The vendor did not respond and the product is no longer supported.
Original NVD description (English source)
Linksys E5600 V1.1.0.26 is vulnerable to command injection in the runtime.macClone function via the mc.ip parameter.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS