What is CVE-2026-56586?

CVE-2026-56586 is a low-severity vulnerability in Hclsoftware Intelliops Event Management, classified under CWE-16. CVSS score: 3.1/10. Published 2026-07-21.

How severe is CVE-2026-56586?

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

Vulnerability in Hclsoftware Intelliops Event Management

CVE-2026-56586

HCL IEM was affected with X-Content-Type-Options Header Missing. It may enable attackers to perform SSL stripping or man-in-the-middle attacks and intercept sensitive data.

Published 2026-07-21 · last modified 2026-10-24.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.002 (8.8th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.8% 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 Intelliops Event Management — versions 1.1
Hcltech Intelliops Event Management — versions 1.1

Weakness classification (CWE)

CWE-16

References

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

Frequently asked questions

What is CVE-2026-56586?: CVE-2026-56586 is a low-severity vulnerability in Hclsoftware Intelliops Event Management, classified under CWE-16. CVSS score: 3.1/10. Published 2026-07-21.
How severe is CVE-2026-56586?: Low severity. CVSS v3 base score is 3.1 out of 10.