CVE-2026-4681

| EUVD-2026-14606 CRITICAL
2026-03-23 PTC GHSA-jfrx-fmg3-3p8m
9.3
CVSS 4.0
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CVSS Vector

CVSS: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/RE:M/U:Red
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None

Lifecycle Timeline

5
Started Trending
Mar 31, 2026 - 11:23 vuln.today
8.0
PoC Detected
Mar 24, 2026 - 15:53 vuln.today
Public exploit code
Analysis Generated
Mar 23, 2026 - 22:15 vuln.today
EUVD ID Assigned
Mar 23, 2026 - 22:15 euvd
EUVD-2026-14606
CVE Published
Mar 23, 2026 - 21:48 nvd
CRITICAL 9.3

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. This issue affects 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; FlexPLM: 11.0 M030, 11.1 M020, 11.2.1.0, 12.0.0.0, 12.0.2.0, 12.0.3.0, 12.1.2.0, 12.1.3.0, 13.0.2.0, 13.0.3.0.

Analysis

A critical remote code execution vulnerability exists in PTC Windchill PDMLink and PTC FlexPLM products due to unsafe deserialization of untrusted data, allowing unauthenticated attackers to execute arbitrary code on affected systems. The vulnerability affects multiple versions of both products spanning from version 11.0 through 13.1.3.0 for Windchill and 11.0 through 13.0.3.0 for FlexPLM. …

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Remediation

Within 24 hours: Identify all affected systems running PTC Windchill and PTC FlexPLM. The vulnerability may be expl and apply vendor patches immediately. …

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.4
CVSS: +46
POC: +20

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CVE-2026-4681 vulnerability details – vuln.today

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