Information disclosure in Hclsoftware Bigfix Quantum Risk Analyzer

CVE-2026-21808

HCL BigFix Quantum Risk Analyzer generates highly detailed logging information by default which increases the risk of sensitive data leakage and can provide an attacker with internal application logic and architectural details.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-21808: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-21808?
CVE-2026-21808 is a medium-severity vulnerability in Hclsoftware Bigfix Quantum Risk Analyzer, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.1/10. Published 2026-08-26.
How severe is CVE-2026-21808?
Medium severity. CVSS v3 base score is 4.1 out of 10.