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Fencer Vulns
critical 9.8

CVE-2018-17936 in the critical feed json

NUUO CMS All versions 3.3 and prior the application allows the upload of arbitrary files that can modify or overwrite configuration files t…

published 2018-11-27 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-9677

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
15.3%
EPSS 15.3% chance of exploitation in 30 days, percentile 96%
public exploits
1
Metasploit

Summary

NUUO CMS All versions 3.3 and prior the application allows the upload of arbitrary files that can modify or overwrite configuration files to the server, which could allow remote code execution.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-18-284-02 updated cvss 8.1

NUUO CMS (Update A)

  • NUUO CMS <= 3.3, <= 3.1
    affected: mitigation “NUUO has developed a fix for the reported vulnerabilities and recommends users update to firmware v3.3 or the latest available.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Timeline

  1. First public exploit (Metasploit exploit/windows/nuuo/nuuo_cms_fu)
  2. Published

Exploit prediction

15.31% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • n/a NUUO CMS

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Vulns 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.