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Fencer Intel
critical 9.8

CVE-2018-18084 json

An issue was discovered in DuomiCMS 3.0.

published 8y ago modified 4mo ago also EUVD-2018-9822

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

An issue was discovered in DuomiCMS 3.0. SQL injection exists in the ajax.php file, as demonstrated by the uid parameter.

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Exploit prediction

1.27% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/Mochazz/Mochazz.github.io/blob/master/2018/09/30/DuomiCms3.0%E6%9C%80%E6%96%B0%E7%89%88%E6%BC%8F%E6%B4%9E%E6%8C%96%E6%8E%98/index.html referenced PoC, tagged "exploit" by a source, unverified
  • mochazz.github.io https://mochazz.github.io/2018/09/30/DuomiCms3.0%E6%9C%80%E6%96%B0%E7%89%88%E6%BC%8F%E6%B4%9E%E6%8C%96%E6%8E%98/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/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

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

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.