Answer in brief
CVE-2026-77644 records a Unknown severity vulnerability in Critical Bypass Access Control Vulnerability Reported for Windchill Risk and Reliability (WRR) Enterprise Edition. The current sources do not mark it as known exploited. The current feed maps PTC/Windchill Risk and Reliability Enterprise Edition (Formerly Relex) (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps PTC/Windchill Risk and Reliability Enterprise Edition (Formerly Relex) (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| PTC/Windchill Risk and Reliability Enterprise Edition (Formerly Relex)generic | 11.1 | Not reported |
Published upstream
Aug 20, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 20, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 20, 2026
A critical bypass access control vulnerability has been reported in PTC Windchill Risk and Reliability (WRR) Enterprise Edition.
Quoted source text, attributed separately from HOL analysis.