CVE-2026-21836 — MEDIUM (6.5)

Vulnerability 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.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-862

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130932

FAQ

What is CVE-2026-21836?

CVE-2026-21836 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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...

How severe is CVE-2026-21836?

CVE-2026-21836 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21836?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.