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Severity across 3 analyzed records
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As of 09/20/2026, within CyStack's analyzed data, Traveler for Microsoft Outlook has 3 security vulnerabilities published in the last 90 days. Of these, 1 is 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 Traveler for Microsoft Outlook 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-2025-59868HCL Traveler for Microsoft Outlook (HTMO) is susceptible to sensitive data exposure | Exploitation statusNot known exploited | FixNot confirmed | Published06/27/2026 | SeverityMedium |
CVE-2023-37524HCL Traveler for Microsoft Outlook (HTMO) is susceptible to vulnerabilities due to .NET Framework 4.5 being out of service | Exploitation statusNot known exploited | FixNot confirmed | Published06/27/2026 | SeverityHigh |
CVE-2024-23581HCL Traveler for Microsoft Outlook (HTMO) is susceptible to an application modification vulnerability | Exploitation statusNot known exploited | FixNot confirmed | Published06/26/2026 | SeverityMedium |
