What is CVE-2026-21810?

CVE-2026-21810 is a medium-severity vulnerability, classified under Download of Code Without Integrity Check. CVSS score: 4.4/10. Published 2026-08-26.

How severe is CVE-2026-21810?

Medium severity. CVSS v3 base score is 4.4 out of 10.

CVE-2026-21810

CVE-2026-21810

HCL BigFix Quantum Risk Analyzer is affected by a hardcoded external resource reference and a lack of binary integrity which could allow an attacker to obtain sensitive information or modify the binary.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.

Weakness classification (CWE)

CWE-494 — Download of Code Without Integrity Check
CWE-610 — Externally Controlled Reference to a Resource in Another Sphere

References

psirt@hcl.com

Frequently asked questions

What is CVE-2026-21810?: CVE-2026-21810 is a medium-severity vulnerability, classified under Download of Code Without Integrity Check. CVSS score: 4.4/10. Published 2026-08-26.
How severe is CVE-2026-21810?: Medium severity. CVSS v3 base score is 4.4 out of 10.