CVE-2026-126325 PUBLISHED

Critical Remote Code Execution (RCE) vulnerability reported in Windchill

Assigner: PTC
Reserved: 10.11.2026 Published: 11.11.2026 Updated: 11.11.2026

A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/AU:Y/RE:M/U:Amber
CVSS Score: 9.2

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	High	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS Score: 9

Attack Vector	Network	Scope	Changed
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	PTC
Product	Windchill
Versions	Default: unaffected Version 11.0 M030 is affected Version 11.1 M020 is affected Version 11.2.1.0 is affected Version 12.0.2.0 is affected Version 12.1.2.0 is affected Version 13.0.2.0 is affected Version 13.1.0.0 is affected Version 13.1.1.0 is affected Version 13.1.2.0 is affected Version 13.1.3.0 is affected Version 13.1.4.0 is affected

Vendor	PTC
Product	FlexPLM
Versions	Default: unaffected Version 11.0 M030 is affected Version 11.1 M020 is affected Version 11.2.1.0 is affected Version 12.0.2.0 is affected Version 12.1.2.0 is affected Version 13.0.2.0 is affected Version 13.1.0.0 is affected Version 13.1.1.0 is affected Version 13.1.2.0 is affected Version 13.1.3.0 is affected

References

Remote Code Execution (RCE) vulnerability (CVE-2026-126325) reported in Windchill PDMLink and FlexPLM

Problem Types

CWE-20 Improper input validation CWE
CWE-502 Deserialization of untrusted data CWE