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Fencer Intel
critical 9.8

CVE-2026-65941 json

WhatsUp Gold versions prior to 26.0.2 contain an unauthenticated remote code execution vulnerability in an internal report scheduling service.

published 2mo ago modified 5d ago also EUVD-2026-57267

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

In WhatsUp Gold versions released before 2026.0.2, an unauthenticated remote attacker with network access to the affected service can execute arbitrary code in the context of the IIS application service account.

Patch / fix

  • Progress Software Corporation WhatsUp Gold 26.0.2

Is CVE-2026-65941 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2mo ago

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Progress Software Corporation WhatsUp Gold

Classification

Weakness
  • CWE-306 Missing Authentication for Critical Functionality
  • CWE-918 Server-Side Request Forgery
  • CWE-73 External Control of File Name or Path
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.