The Cl0p ransomware and extortion operation is likely exploiting a critical PTC Windchill vulnerability to deploy a purpose-built Java web shell that can harvest credentials, map engineering data vaults, and exfiltrate files without requiring additional attacker tooling. Tracked as CVE-2026-12569, the vulnerability is a CVSS 9.3 remote code execution issue affecting PTC Windchill PDMlink and […]
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