Vulnerability · Published Jul 21, 2026 · Assigned by HCL
CVE-2026-56586HCL IEM was affected with X-Content-Type-Options Header Missing
Low 3.1
In plain English
A low-severity security flaw in IntelliOps Event Management from HCLSoftware. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).
Severity (CVSS 3.1)3.1Low
Exploit odds (30 days)0.2%top 90.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| HCLSoftware | IntelliOps Event Management | 1.1 |
Weakness: CWE-16 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N