Answer in brief
CVE-2026-21809 records a Unknown severity vulnerability in HCL BigFix Quantum Risk Analyzer is affected by generating error messages with sensitive information. The current sources do not mark it as known exploited. The current feed maps HCLSoftware/BigFix Quantum Risk Analyzer (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 HCLSoftware/BigFix Quantum Risk Analyzer (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| HCLSoftware/BigFix Quantum Risk Analyzergeneric | 2.0.1.47 | Not reported |
Published upstream
Aug 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 26, 2026
HCL BigFix Quantum Risk Analyzer has a certain validation process that provides overly descriptive error messages when it encounters malformed input which can allow an attacker to conduct more efficient reconnaissance and fine-tune automated fuzzing tools to produce valid input.
Quoted source text, attributed separately from HOL analysis.