CVE-2026-77645

CriticalCVSS 9.2/10Last modified Sep 9, 2026

Description

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.

Metrics

CVSS 4.0 9.2/10

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:C/RE:M/U:Red

Weakness enumeration

CWE-20 CWE-502

Affected software

No affected versions have been published.

Timeline

Published: Aug 20, 2026
Last modified: Sep 9, 2026
NVD status: Deferred

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