CVE-2026-77644

Critical Bypass Access Control Vulnerability Reported for Windchill Risk and Reliability (WRR) Enterprise Edition

State: Published
Severity: 9.3 Critical
Published: Aug 20, 2026
Updated: Aug 26, 2026
Reserved: Aug 20, 2026

Description

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

Scores

CVSS	Score	Vector	Source
4.0	9.3 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/RE:M/U:Red	PTC

Weaknesses

CWE-306 Missing authentication for critical function
CWE-620 Unverified password change

Affected Products

Product	Versions
Windchill Risk and Reliability Enterprise Edition (Formerly Relex)PTC	11.1 through 13.1Affected

References

https://www.ptc.com/en/support/article/CS474818vendor-advisorypermissions-required

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