CVE Feed

    Dashboard / CVE / CVE-2026-21770

    CVE-2026-21770

    HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a DLL hijacking vulnerability which could allow an attacker to modify or replace the application with malicious content.

    Published:Jul 17, 2026
    Last Modified:Aug 2, 2026
    EPS:Jul 17, 2026
    EPSS Score:0.00111
    CVSS Score:6.5

    Affected Products

    Vendor
    Hcltech
    Product
    Traveler For Microsoft Outlook

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-427 Uncontrolled Search Path Element

    Related CVEs

    CVE-2025-59868 (CVSS 5.5) — HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a sensitive data exposure vulnerability which coul…
    CVE-2023-37524 (CVSS 7.7) — HCL Traveler for Microsoft Outlook (HTMO) is susceptible to vulnerabilities due to .NET Framework 4.5 being ou…
    CVE-2024-23581 (CVSS 6.7) — The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unr…
    CVE-2024-42192 (CVSS 5.5) — HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a credential leakage which could allow an attacker…
    CVE-2024-42191 (CVSS 6.5) — HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a COM hijacking vulnerability which could allow an…
    CVE-2024-42190 (CVSS 6.5) — HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a DLL hijacking vulnerability which could allow an…
    CVE-2024-30133 (CVSS 5.3) — HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a control flow vulnerability. The application doe…
    CVE-2024-30134 (CVSS 6.7) — The HCL Traveler for Microsoft Outlook executable (HTMO.exe) is being flagged as potentially Malicious Softwar…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High