CNVD Alerts on PHP Remote Code Execution Vulnerability

• •CNVD issued an advisory for a PHP remote code execution vulnerability.
• •Affected users should update PHP or monitor for suspicious activity.
• •Organizations are urged to limit internet exposure and inventory network assets.

On October 25, 2026, China's National Information Security Vulnerability Sharing Platform (CNVD) issued a security advisory regarding a PHP remote code execution vulnerability. The advisory urges affected users to update to the latest PHP version through official channels. For those unable to patch immediately, CNVD recommends monitoring for abnormal PHP process terminations, suspicious system command invocations, and unfamiliar process creations. Organizations are advised to inventory their network assets and limit public exposure, adhering to the principle of 'no internet access unless necessary.' Temporary measures such as network isolation and access restrictions are suggested for units that cannot remediate immediately. The advisory emphasizes the importance of retaining logs for traceability analysis.