CVE-2026-12569

PUBLISHED
Published: 18 Jun 2026, 00:11
Last modified:26 Jun 2026, 03:56

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.3 CRITICAL
v4.0 (cve.org)
EPSS Score
0.5% LOW
0% probability 0.00%
KEV
Listed
CISA
1 listing
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 Jun 2026, 00:11
Published
Vulnerability first disclosed
25 Jun 2026, 00:00
Added to CISA KEV
PTC Windchill and FlexPLM Improper Input Validation Vulnerability
26 Jun 2026, 03:56
Last Modified
Vulnerability information updated
28 Jun 2026, 00:00
CISA Remediation Due
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.

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

CVSS Metrics

  • v4.0•CRITICAL•Score: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/AU:Y/R:U/V:C/U:Red

EPSS Trends

Current EPSS score: 0.50%• Percentile: 39%

Techniques & Countermeasures

  • CWE-20•Improper Input Validation

    The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

  • CWE-502•Deserialization of Untrusted Data

    The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Affected Systems

  • ptc•flexplm

    ≤ 11.0 M030 | 11.1 M020 | 11.2.1.0 | 12.0.0.0 | 12.0.2.0 | 12.1.2.0 | 12.1.3.0 | 13.0.2.0 | 13.0.3.0

  • ptc•windchill pdmlink

    ≤ 11.0 M030 | 11.1 M020 | 11.2.1.0 | 12.0.2.0 | 12.1.2.0 | 13.0.2.0 | 13.1.0.0 | 13.1.1.0 | 13.1.2.0 | 13.1.3.0

References (2)