CVE-2026-21770: HCL Traveler for Microsoft Outlook (HTMO) is susceptible to DLL hijacking
HCLSoftware · HCL Traveler for Microsoft Outlook (HTMO)
Affected: HCLSoftware HCL Traveler for Microsoft Outlook (HTMO) · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 5% of scored CVEs
DescriptionCVE.org
HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a DLL hijacking vulnerability which could allow an attacker to modify or replace the application with malicious content.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- HCLSoftware · HCL Traveler for Microsoft Outlook (HTMO)< 3.0.16
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- HCLSoftware
- Published
- July 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-21770 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.