CVE-2026-21766

MEDIUMCVSS 5.4/10

Last modified

CVE-2026-21766 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The default login portlet in HCL Digital Experience and Digital Experience Compose insufficiently protects credentials.  Under certain very specific use cases and specific configurations, sensitive information may be written to web server logs.  This only affects applications using the default login portlet..

Description

The default login portlet in HCL Digital Experience and Digital Experience Compose insufficiently protects credentials.  Under certain very specific use cases and specific configurations, sensitive information may be written to web server logs.  This only affects applications using the default login portlet.

Metrics

CVSS 3.1
5.4/10

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
HCLSoftwareHCL Digital Experience and Digital Experience Compose9.5

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-21766?
The default login portlet in HCL Digital Experience and Digital Experience Compose insufficiently protects credentials.  Under certain very specific use cases and specific configurations, sensitive information may be written to web server logs.  This only affects applications using the default login portlet.
How severe is CVE-2026-21766?
CVE-2026-21766 has a CVSS score of 5.4/10 (MEDIUM severity).
How do I fix CVE-2026-21766?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST