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Severity across 2 analyzed records
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As of 09/16/2026, within CyStack's analyzed data, HCL Notes has 1 security vulnerability published in the last 90 days. Of these, 0 are rated High or Critical. None of these vulnerabilities is listed in the CISA KEV catalog. CyStack recommends that organizations and individual users remediate applicable vulnerabilities as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of HCL Notes and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
Explore CyStack VulnScan| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-9007Reflected XSS in HCL Notes | Exploitation statusNot known exploited | FixNot confirmed | Published07/15/2026 | SeverityMedium |
CVE-2021-27760HCL Notes 11.0 - 11.0.1 FP4 Sametime Embedded chat clients are vulnerable to group chats loading script on restart | Exploitation statusNot confirmed | FixNot confirmed | Published05/06/2022 | SeverityMedium |
