CVE-2024-23581 HCL Traveler for Microsoft Outlook (HTMO) is susceptible to an application modification vulnerability
HCL Traveler for Outlook is flagged as malicious or unrecognized, potentially causing application modification issues or false positives.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-23581?
CVE-2024-23581 is a medium-severity vulnerability in HCLSoftware Traveler for Microsoft Outlook, published on 26 Jun 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unrecognized application.
Weakness: CWE-347
Which versions are affected by CVE-2024-23581?
It affects 1 product.
Products include Hcltech Traveler for Microsoft Outlook.
How do I fix CVE-2024-23581?
No fix has been published for CVE-2024-23581 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-23581 being exploited?
There is no known exploitation of CVE-2024-23581 in the wild and no public exploit code.
Other vulnerabilities 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.
- CVE-2024-30134 HCL Traveler for Microsoft Outlook (HTMO) is susceptible to an application modification vulnerability
- CVE-2024-42190 HCL Traveler for Microsoft Outlook (HTMO) is susceptible to DLL hijacking
- CVE-2024-42191 HCL Traveler for Microsoft Outlook (HTMO) is susceptible to COM hijacking
- CVE-2025-59868 HCL Traveler for Microsoft Outlook (HTMO) is susceptible to sensitive data exposure
Sources
Also known as GHSA-vrwh-33vr-jg7w.