CVE-2025-59868

Medium

Description

HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a sensitive data exposure vulnerability which could allow an attacker to exploit application information to then attempt additional attacks and cause unknown behavior in the application.

SeverityMedium
CVSS5.5
Exploit probability—
ProductHcltech Traveler For Microsoft Outlook
PublishedJun 27, 2026
First seenJun 27, 2026
Weakness typeCWE-532CWE-532

How to fix

Update
  • hcltech traveler_for_microsoft_outlook3.0.15 or later

Affected products

ProductAffected versionsFixed in
hcltech traveler_for_microsoft_outlookv < 3.0.153.0.15

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.

CVE-2025-59868 · Hcltech Traveler For Microsoft Outlook · Dark Radar