What is CVE-2026-65939?

CVE-2026-65939 is a medium-severity vulnerability in Progress Software Corporation Whatsup Gold, classified under Path Traversal. CVSS score: 6.8/10. Published 2026-08-12.

How severe is CVE-2026-65939?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Path Traversal in Progress Software Corporation Whatsup Gold

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.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Progress Software Corporation Whatsup Gold — versions 0

Weakness classification (CWE)

CWE-22 — Path Traversal
CWE-73 — External Control of File Name or Path
CWE-434 — Unrestricted Upload of File with Dangerous Type

References

security@progress.com
security@progress.com (release-notes)
security@progress.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-65939?: CVE-2026-65939 is a medium-severity vulnerability in Progress Software Corporation Whatsup Gold, classified under Path Traversal. CVSS score: 6.8/10. Published 2026-08-12.
How severe is CVE-2026-65939?: Medium severity. CVSS v3 base score is 6.8 out of 10.