CVE-2026-77644

CRITICAL CVSS 4.0: 9.3 EPSS 0.31%
Updated Sep 09, 2026
Ptc
Parameter Value
CVSS 9.3 (CRITICAL)
Type CWE-306 (Missing Authentication for Critical Function), CWE-620
Vendor Ptc
Public PoC No

A critical bypass access control vulnerability has been reported in PTC Windchill Risk and Reliability (WRR) Enterprise Edition.

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
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Vulnerable Products

ptc:windchill risk and reliability enterprise edition (formerly relex)