VulnerabilityAnalyzed

CVE-2026-65939

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.

MEDIUM 6.8EPSS 0.26%

Does this matter?

Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1: 6.8 MEDIUMCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.26% probability · 17th percentile
CISA KEV: Not listed
Weakness: CWE-22, CWE-73, CWE-434
Affected: progress/whatsup gold
Source: security@progress.com

References

https://community.progress.com/s/article/WhatsUp-Gold-Security-Bulletin-August-2026Vendor Advisory
https://docs.progress.com/bundle/whatsupgold-release-notes-26-0/page/WhatsUp-Gold-2026.0-Release-Notes.htmlRelease Notes
https://www.progress.com/network-monitoringProduct

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.