Medium · 6.8 CVE-2026-65939 EUVD-2026-57264GHSA-j337-6rqp-7m54

WhatsUp Gold versions prior to 26.0.2 contain an arbitrary file write vulnerability in the LogToFile action handler.

Published Aug 12, 2026 · Updated Aug 13, 2026 · Assigned by ProgressSoftware

Vendor: Progress Software Product: WhatsUp Gold

Description

In WhatsUp Gold versions released before 2026.0.2, a privileged attacker can create a LogToFile action specifying an arbitrary file extension within the IIS web root.

Affected products

Vendor	Product	Affected	Fixed
Progress Software	WhatsUp Gold	< 26.0.2	26.0.2

References

https://www.progress.com/network-monitoring
https://docs.progress.com/bundle/whatsupgold-release-notes-26-0/page/WhatsUp-Gold-2026.0-Release-Notes.html release-notes
https://community.progress.com/s/article/WhatsUp-Gold-Security-Bulletin-August-2026 vendor-advisory