PT-2026-60713 · Hclsoftware · Hcl Traveler For Microsoft Outlook

CVE-2026-21770 · Published 2026-07-17 · Updated 2026-07-17

Mitre

CVSS v3.1

6.5

Medium

Base vector

AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

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.

Fix

Uncontrolled Search Path Element

Weakness Enumeration

CWE-427

Related Identifiers

CVE-2026-21770

Affected Products

Hcl Traveler For Microsoft Outlook

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-21770 · Security Note
• https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130919 · Note