CVE-2024-23581: Hcltech Traveler For Microsoft Outlook

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unrecognized application.

Affected products

• Hcltech Traveler For Microsoft Outlook: before 3.0.9 (fixed in 3.0.9)

Published 2026-06-26. Last modified 2026-10-02.