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.

Score

CVSS 3.1 6.5 Medium

Status

Deferred - psirt@hcl.com

Published

2026-07-17

Last modified

2026-10-24

Weaknesses

CWE-427

Affected products

• Hcl Traveler For Microsoft Outlook Htmo (Hclsoftware)

References

• https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130919