Cl0p Ransomware Exploits PTC Windchill CVE-2026-12569: Shell, Philips, GE Among 43 Named Victims
The Cl0p extortion group exploited CVE-2026-12569, a deserialization flaw in PTC Windchill and FlexPLM, and named Shell, Philips, General Electric, Fiserv, and dozens of other companies as data theft victims on its leak site. As in Cl0p's MOVEit campaign, the group steals data without encrypting systems, but this time the targets are CAD files, blueprints, and engineering documentation.