CVE-2026-21807
Low
Description
HCL BigFix Quantum Risk Analyzer binary lacks several critical, industry-standard hardening protections that could allow an attacker to cause a stack-based buffer overflow.
SeverityLow
CVSS3.9
Exploit probability—
ProductBigFix Quantum Risk Analyzer
PublishedAug 26, 2026
First seenAug 26, 2026
Weakness typeCWE-121CWE-121
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| HCLSoftware BigFix Quantum Risk Analyzer | 2.0.1.47 | — |
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