CVE-2026-65941
Unauthenticated RCE in WhatsUp Gold allowing code execution as IIS app account.
Is CVE-2026-65941 being exploited?
Not confirmed. CVE-2026-65941 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.44% probability of exploitation in the next 30 days.
How severe is CVE-2026-65941?
CVE-2026-65941 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-65941?
Yes. A fix has been recorded for CVE-2026-65941. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-65941 affect?
CVE-2026-65941 affects WhatsUp Gold < 2026.0.2, IIS-hosted WhatsUp Gold deployments, Windows Server hosting IIS. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-65941?
Upgrade to WhatsUp Gold 2026.0.2 and restrict access to management interfaces.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote code execution as IIS application account, enabling backdoors, data access, and lateral movement.
Immediate action required
- affected< 26.0.2
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.