CVE-2026-21826

Medium

Description

HCL Digital Experience and HCL Digital Experience Compose could be susceptible to Host header injection.  An attacker can manipulate the Host header and cause the application to behave in unexpected ways.

SeverityMedium
CVSS6.1
Exploit probability—
ProductHcltech Digital Experience Compose
PublishedJun 5, 2026
First seenJun 5, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
hcltech digital_experience_compose9.5—
hcltech digital_experience9.5—

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