2026-07-17 · 2 min · BitNinja Team

DLL Hijacking Vulnerability in HCL Traveler

Recently, a significant vulnerability, CVE-2026-21770, has been identified in HCL Traveler for Microsoft Outlook (HTMO). This issue exposes users to DLL hijacking, where attackers may modify or replace the application with malicious content. This article dives into what this m...