CVE-2025-15568 is an OS command injection vulnerability (CWE-78) found in the web management module of TP-Link Archer AXE75 routers, specifically versions 1.6 and 1.0 with firmware up to 1.3.2 Build 20250107. The flaw arises from improper neutralization of special elements in OS commands, allowing an authenticated attacker with adjacent network access to inject arbitrary commands. The vulnerability is exploitable when the router is configured with sysmode=ap (access point mode). Successful exploitation results in remote code execution with root-level privileges, enabling full control over the device. This compromises the confidentiality, integrity, and availability of the router and potentially the network it serves. The CVSS 4.0 base score is 8.5, reflecting high severity due to low attack complexity, no user interaction, and high impact on all security properties. Although no public exploits have been reported yet, the vulnerability poses a significant risk given the widespread use of TP-Link routers in home and enterprise environments. The issue requires authentication, limiting exposure to attackers with some level of network access, but the adjacent network requirement still allows for exploitation in many local network scenarios. No official patches or mitigations have been linked yet, emphasizing the need for proactive defensive measures.

The impact of CVE-2025-15568 is substantial for organizations using TP-Link Archer AXE75 routers. An attacker gaining root-level remote code execution can fully compromise the device, leading to unauthorized access to network traffic, manipulation or disruption of network services, and potential pivoting to other internal systems. This threatens the confidentiality of sensitive data, the integrity of network configurations and communications, and the availability of network resources. In environments where these routers serve as critical network infrastructure or connect sensitive devices, the risk escalates to severe operational and security consequences. Additionally, compromised routers can be leveraged for launching further attacks such as man-in-the-middle, data exfiltration, or inclusion in botnets. The requirement for authentication and adjacent network access somewhat limits remote exploitation but does not eliminate risk, especially in environments with weak credential management or exposed wireless networks. The absence of known exploits currently provides a window for mitigation before active exploitation occurs.

To mitigate CVE-2025-15568, organizations should first verify if they are using affected Archer AXE75 router versions and confirm the sysmode configuration. Immediate steps include restricting access to the router’s web management interface to trusted administrators only, preferably via a secure management VLAN or VPN, to prevent adjacent network attackers from reaching the interface. Strong authentication mechanisms should be enforced, including complex passwords and disabling default credentials. Network segmentation can limit exposure by isolating management interfaces from general user networks. Monitoring router logs and network traffic for unusual activity may help detect attempted exploitation. Since no official patches are currently available, organizations should engage with TP-Link support for updates or advisories and consider temporary workarounds such as disabling the web management interface or switching sysmode if feasible. Planning for firmware updates as soon as patches are released is critical. Additionally, applying network-level protections like firewall rules to block unauthorized access to router management ports can reduce risk. Regular security assessments and penetration testing focused on network devices can help identify and remediate such vulnerabilities proactively.