CVE-2022-44753: Hcltech Notes

High severity, CVSS 7.8. EPSS: 0.7% chance of exploitation in the next 30 days.

HCL Notes is susceptible to a stack based buffer overflow vulnerability in wp6sr.dll in Micro Focus KeyView. This could allow a remote unauthenticated attacker to crash the application or execute arbitrary code via a crafted WordPerfect file.  This vulnerability applies to software previously licensed by IBM.

Affected products

• Hcltech Notes: version 9.0.1 only; version 10.0.1 only

Published 2022-12-19. Last modified 2026-06-17.