CVE-2026-77645

—

CVSS 4.0

9.2 critical

EPSS

<1%p39

Published

Aug 20, 2026 (26d ago)

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.

Weakness: CWE-20, CWE-502
Vector: 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

NVD CVE.org GitHub PoCs EPSS (0.5%)

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