What is CVE-2023-37524?

CVE-2023-37524 is a high-severity vulnerability in Hclsoftware Traveler For Microsoft Outlook, classified under CWE-1104. CVSS score: 7.7/10. Published 2026-06-27.

How severe is CVE-2023-37524?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in Hclsoftware Traveler For Microsoft Outlook

CVE-2023-37524

HCL Traveler for Microsoft Outlook (HTMO) is susceptible to vulnerabilities due to .NET Framework 4.5 being out of service. Since .NET Framework 4.5 has reached end-of-life and no longer receives security updates, it may expose the applic…

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Hclsoftware Traveler For Microsoft Outlook — versions <3.0.6

Weakness classification (CWE)

CWE-1104

References

psirt@hcl.com

Frequently asked questions

What is CVE-2023-37524?: CVE-2023-37524 is a high-severity vulnerability in Hclsoftware Traveler For Microsoft Outlook, classified under CWE-1104. CVSS score: 7.7/10. Published 2026-06-27.
How severe is CVE-2023-37524?: High severity. CVSS v3 base score is 7.7 out of 10.