CVE-2026-77644

Published Aug 20, 2026 Modified Aug 22, 2026 CWE-306 CWE-620

Description

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

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EPSS — Exploit Prediction

0.0031
Probability of exploitation
0.24%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-306 Missing Authentication
CWE-620 CWE-620

References

Frequently Asked Questions

What is CVE-2026-77644? +
A critical bypass access control vulnerability has been reported in PTC Windchill Risk and Reliability (WRR) Enterprise Edition.
How do I check if I'm vulnerable to CVE-2026-77644? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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