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Critical 9.3Published Aug 20, 2026
CVE-2026-77644Critical Bypass Access Control Vulnerability Reported for Windchill Risk and Reliability (WRR) Enterprise Edition
Updated under an hour ago ()
Does this affect you?
It affects PTC Windchill Risk and Reliability Enterprise Edition (Formerly Relex). Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A critical bypass access control vulnerability has been reported in PTC Windchill Risk and Reliability (WRR) Enterprise Edition.
- CVSS
- 9.3 CRITICAL (v4.0, CNA)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
- Weakness (CWE)
- CWE-306, CWE-620
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- PTC
- NVD analysis
- Deferred
- Record last updated
- Aug 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
PTC Windchill Risk and Reliability Enterprise Edition (Formerly Relex) ptc:windchill_risk_and_reliability_enterprise_edition_formerly_relex (from the name) | from 11.1 through 13.1 | CNA record |
References
- https://www.ptc.com/en/support/article/CS474818vendor-advisory, permissions-required
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.