Live › vulnerability › CVE-2026-12569
Go to dashboardPTC Windchill and FlexPLM have an improper input validation flaw that lets an unauthenticated remote attacker run arbitrary code by sending a malicious request over the network. CISA lists it as actively exploited, and the KEV entry notes ransomware use.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 5h before NVD. All times on this page are UTC.
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.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| PTC Windchill and FlexPLM | vendor | – | – |
| ptc flexplm | vendor | <= 11.0m030 | – |
| ptc flexplm | vendor | = 11.1m020 | – |
| ptc flexplm | vendor | = 11.2.1.0 | – |
| ptc flexplm |
| vendor |
| = 12.0.0.0 |
| – |
| ptc flexplm | vendor | = 12.0.2.0 | – |
| ptc flexplm | vendor | = 12.1.3.0 | – |
| ptc flexplm | vendor | = 13.0.2.0 | – |
| ptc flexplm | vendor | = 13.0.3.0 | – |
| ptc windchill pdmlink | vendor | < 11.0m030 | 11.0m030 |
| ptc windchill pdmlink | vendor | = 11.0m030 | – |
| ptc windchill pdmlink | vendor | = 11.1m020 | – |
| ptc windchill pdmlink | vendor | = 11.2.1.0 | – |
| ptc windchill pdmlink | vendor | = 12.0.2.0 | – |
| ptc windchill pdmlink | vendor | = 12.1.2.0 | – |
| ptc windchill pdmlink | vendor | = 13.0.2.0 | – |
| ptc windchill pdmlink | vendor | = 13.1.0.0 | – |
| ptc windchill pdmlink | vendor | = 13.1.1.0 | – |
| ptc windchill pdmlink | vendor | = 13.1.2.0 | – |
| ptc windchill pdmlink | vendor | = 13.1.3.0 | – |
Identify any Windchill or FlexPLM servers reachable from the internet or untrusted networks, and record their installed versions.
Apply the mitigations and patches from PTC's vendor advisory, as directed by CISA BOD 26-04; if no mitigation exists, take the product offline.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
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.
CISA 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.
This page as .md · .json · in your agent: get_signal("CVE-2026-12569")
CISA KEV catalog, Creative Commons 0 · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.