CVE-2026-21810 (CVSS 4.4)

Description

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.

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CVSS v3.1 Score

4.4

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

EPSS — Exploit Prediction

0.0007

Probability of exploitation

0.00%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-494 CWE-494

CWE-610 CWE-610

References

Other References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0133289

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 4.4 (MEDIUM).

How severe is CVE-2026-21810? +

CVE-2026-21810 has a CVSS v3.1 score of 4.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0007, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-21810? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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