# CVE-2026-56584: HCL IntelliOps Event Management Information Disclosure in Nginx server

Source: https://junglewise.ai/threats/cve-2026-56584-hcl-intelliops-event-management-information-disclosure-in-nginx  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-21. Updated: 2026-07-21  
License: CC BY 4.0 with a link back

CVE-2026-56584 · Severity: low · CVSS 3.7 · Published 2026-07-21

HCL IntelliOps Event Management, a tool used for monitoring and managing IT infrastructure events, is affected by a configuration issue that reveals internal server version information. An attacker can use this information to identify that the software is outdated, helping them plan more sophisticated attacks against known weaknesses. While this does not directly grant access to data, it provides a roadmap for attackers to target the system more effectively.

Technologies: [HCL Software IntelliOps Event Management](https://junglewise.ai/threats/technologies/intelliops-event-management). Vendors: [HCL Software](https://junglewise.ai/threats/vendors/hcl-software).

## Quick answers

**Is CVE-2026-56584 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-56584 being exploited in the wild.

**How severe is CVE-2026-56584?** Low severity, with a CVSS score of 3.7, published 21 July 2026.

**Which products and versions are affected?** HCL Software IntelliOps Event Management 1.1.

**Is there a fix for CVE-2026-56584?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-56584 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-56584?** Check whether you run HCL Software IntelliOps Event Management at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An information disclosure vulnerability exists in HCL IntelliOps Event Management (IEM) version 1.1 due to improper configuration of the underlying Nginx server. The server headers or error pages reveal specific version information (CWE-200), which can be harvested by unauthenticated remote attackers. While the attack complexity is considered high, the disclosure of these details facilitates reconnaissance, allowing an attacker to identify known vulnerabilities or publicly available exploits applicable to the specific software versions in use. Users are advised to consult HCL security bulletin KB0132378 for remediation steps.

## Affected products

- HCL Software IntelliOps Event Management (IEM) 1.1

## Timeline

- 2026-07-21: disclosed: Initial disclosure by HCL Software
- 2026-07-21: advisory: NVD record published

## References

- [https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0132378](https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0132378)

## Related threats

- [HCL IntelliOps Event Management missing X-Content-Type-Options header](https://junglewise.ai/threats/cve-2026-56586-hcl-intelliops-event-management-missing-x-content-type-options)
- [HCL IntelliOps Event Management missing HSTS enforcement](https://junglewise.ai/threats/cve-2026-56587-hcl-intelliops-event-management-missing-hsts-enforcement)