PHP Warns of New Code Execution Flaw Days After PHP2Shell Patches

SecurityAffairs reports multiple significant cybersecurity developments, including critical PHP vulnerabilities under active exploitation attempts, a new PHP code-execution flaw, a critical Signal call-termination vulnerability, ransomware activity affecting hundreds of organizations, and a China-linked supply-chain compromise targeting Microsoft 365 tenants. The highest-priority issues are the PHP2Shell vulnerabilities and Signal flaw, which carry severe remote code execution or privacy-impact risks and require immediate patching or mitigation.