Server Side Request Forgery (SSRF) vulnerability reported in Windchill

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-77646
StatePUBLISHED
AssignerPTC
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-20 22:18:06 UTC
Updated2026-08-20 22:18:06 UTC
DescriptionA Server-Side Request Forgery (SSRF) vulnerability has been reported in PTC Windchill PDMLink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.

Risk And Classification

Primary CVSS: v4.0 7.7 HIGH from 0b655efc-079c-4cb9-9e8d-164871239f4e

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/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:D/RE:M/U:Red

Problem Types: CWE-502 | CWE-918 | CWE-502 CWE-502 Deserialization of untrusted data | CWE-918 CWE-918 Server-Side request forgery (SSRF)

VersionSourceTypeScoreSeverityVector
4.00b655efc-079c-4cb9-9e8d-164871239f4eSecondary7.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/C...
4.0CNACVSS7.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/AU:Y/...

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
None
Sub Conf.
High
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/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:D/RE:M/U:Red

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA PTC Windchill PDMLink affected 11.0 M030 Not specified
CNA PTC Windchill PDMLink affected 11.1 M020 Not specified
CNA PTC Windchill PDMLink affected 11.2.1.0 Not specified
CNA PTC Windchill PDMLink affected 12.0.2.0 Not specified
CNA PTC Windchill PDMLink affected 12.1.2.0 Not specified
CNA PTC Windchill PDMLink affected 13.0.2.0 Not specified
CNA PTC Windchill PDMLink affected 13.1.0.0 Not specified
CNA PTC Windchill PDMLink affected 13.1.1.0 Not specified
CNA PTC Windchill PDMLink affected 13.1.2.0 Not specified
CNA PTC Windchill PDMLink affected 13.1.3.0 Not specified
CNA PTC FlexPLM affected 11.0 M030 Not specified
CNA PTC FlexPLM affected 11.1 M020 Not specified
CNA PTC FlexPLM affected 11.2.1.0 Not specified
CNA PTC FlexPLM affected 12.0.0.0 Not specified
CNA PTC FlexPLM affected 12.0.2.0 Not specified
CNA PTC FlexPLM affected 12.0.3.0 Not specified
CNA PTC FlexPLM affected 12.1.2.0 Not specified
CNA PTC FlexPLM affected 12.1.3.0 Not specified
CNA PTC FlexPLM affected 13.0.2.0 Not specified
CNA PTC FlexPLM affected 13.0.3.0 Not specified

References

ReferenceSourceLinkTags
www.ptc.com/en/support/article/CS474826 0b655efc-079c-4cb9-9e8d-164871239f4e www.ptc.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Richard Clifford of Rootshell Security (https://www.rootshellsecurity.net/) (en)

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