DLL Hijacking Vulnerability in HCL Traveler for Microsoft Outlook

CVE-2026-21770

What is CVE-2026-21770?

HCL Traveler for Microsoft Outlook (HTMO) is impacted by a DLL hijacking vulnerability, enabling malicious actors to alter or substitute the application with harmful content. This vulnerability may lead to significant security risks, potentially compromising sensitive user data and system integrity. Users should remain vigilant and ensure that their applications are updated to mitigate such threats.

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