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Actively exploited

CVE-2026-12569

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.

View on NVD

Analysis

Esta vulnerabilidad crítica de ejecución remota de código (RCE) afecta a PTC Windchill y FlexPLM a través de la deserialización de datos no confiables. Un atacante remoto no autenticado puede tomar control total del servidor mediante el envío de peticiones maliciosas a la red. El fallo está siendo explotado activamente según los reportes de CISA.

Relevant roles

JavaBackendCyberSecurityCloud

Severity

N/A

CISA KEV

Added to KEV: 2026-06-25
Federal patch deadline: 2026-06-28
Known ransomware use: Unknown
Required action

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.

EPSS

Probability of exploitation (next 30 days): 0.0050 (0.5%)
Percentile: 38.9%
EPSS: 2026-06-25

Technical description

A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill PDMlink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.  * This advisory also applies to all CPS versions * The identified vulnerability also impacts Windchill and FlexPLM releases prior to 11.0 M030

Published: 6/18/2026, 1:18:12 AM
Last modified: 6/25/2026, 8:17:10 PM

References

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