High severity7.7NVD Advisory· Published Jun 27, 2026· Updated Jul 6, 2026
CVE-2023-37524
CVE-2023-37524
Description
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 application to publicly known security weaknesses through vulnerable third-party components.
Affected products
3- cpe:2.3:a:hcltech:traveler_for_microsoft_outlook:*:*:*:*:*:*:*:*Range: <3.0.6
- Range: 4.5
Patches
Vulnerability mechanics
References
1- support.hcl-software.com/csmnvdVendor Advisory
News mentions
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