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.

CVSS 3.1

6.8CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

0.4% chance of exploitation in the next 30 days; higher than 31% of CVEs (scores of 2026-10-25)

CWEs

CWE-22, CWE-73, CWE-434

Published

2026-08-12

Modified

2026-10-24

Record from

the NVD, synced 2026-10-24

Affected

• progress:whatsup_gold

References

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

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