What is CVE-2026-56579?

CVE-2026-56579 is a low-severity vulnerability in Hclsoftware Mycloud, classified under Information Disclosure. CVSS score: 3.1/10. Published 2026-07-21.

How severe is CVE-2026-56579?

Low severity. CVSS v3 base score is 3.1 out of 10.

Information disclosure in Hclsoftware Mycloud

CVE-2026-56579

HCL MyCloud was affected with License Key Revealed in HTTP Response. It may enable attackers to misuse the exposed information and compromise the application's security.

Vulnerability class: Information Disclosure

Published 2026-07-21 · last modified 2026-08-03.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.002 (14.9th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Hclsoftware Mycloud — versions 10.8.2
Hcltech Dryice Mycloud — versions 10.8.1
Hcltech Mycloud — versions 10.8.1

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

support.hcl-software.com/csm (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-56579?: CVE-2026-56579 is a low-severity vulnerability in Hclsoftware Mycloud, classified under Information Disclosure. CVSS score: 3.1/10. Published 2026-07-21.
How severe is CVE-2026-56579?: Low severity. CVSS v3 base score is 3.1 out of 10.