CVE-2026-77646

HIGH CVSS 4.0: 7.7 EPSS 0.35%
Updated Sep 09, 2026
Parameter Value
CVSS 7.7 (HIGH)
Type CWE-918 (Server-Side Request Forgery (SSRF)), CWE-502 (Deserialization of Untrusted Data)
Public PoC No

A 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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0