Hackers exploit critical PTC Windchill PLM software flaw

Hackers are exploiting a critical vulnerability recently patched in PTC Windchill and FlexPLM, two product lifecycle management solutions used by organizations across a range of industries, including defense, aerospace, automotive, medical, electronics, industrial machinery, and consumer goods. The vulnerability, tracked as CVE-2026-12569 , is an unsafe deserialization flaw that enables remote code execution. It’s located in the web-based Windchill PDMLink product data management component and i