CVE-2025-59868 MEDIUM

CVE-2025-59868: HCL Traveler for Microsoft Outlook (HTMO) is susceptible to sensitive data exposure

Vendor Hclsoftware
Product Traveler for Microsoft Outlook
Weakness CWE-532 · Sensitive info in logs
Published June 27, 2026
Last update June 29, 2026

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

June 27, 2026 CVE published
June 29, 2026 Record updated