CVE-2026-21836 Details
Description
The HCL DominoIQ RAG feature is affected by a Broken Access Control vulnerability. Under certain circumstances, document level access restrictions will be ignored when determining what data to return from an AI query. This could enable an authenticated attacker to view sensitive data.
A broken access control vulnerability has been identified in the HCL DominoIQ RAG feature, specifically in version 14.5.1. Under certain conditions, document-level access restrictions may be bypassed when processing AI queries, potentially allowing authenticated attackers to access sensitive data.
This vulnerability is fixed in HCL Domino version 14.5.1 Interim Fix 1 and later. The latest Notes/Domino fix releases can be downloaded from My HCLSoftware. If there are issues accessing this link, refer to the HCL Support Page KB0109011.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 21, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130932 | [email protected] |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-862 | Missing Authorization | [email protected] |
Affected Products
No affected product data is available for this CVE.
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 20, 2026 | New CVE Received | [email protected] |