CVE-2026-12569
PTC Windchill and FlexPLM Improper Input Validation Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-06-25. Federal due date: 2026-06-28.
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Impact
PTC Windchill and FlexPLM contains an improper input validation vulnerability allowing an unauthenticated, remote attacker to execute arbitrary code by sending a malicious request to the network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Ptc | Flexplm | through 11.0m030 Versions 11.1m020, 11.2.1.0, 12.0.0.0, 12.0.2.0, 12.1.3.0 |
| Ptc | Windchill Pdmlink | before 11.0m030 Versions 11.0m030, 11.1m020, 11.2.1.0, 12.0.2.0, 12.1.2.0 |