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Fencer Vulns
critical 9.8

CVE-2018-18083 json

An issue was discovered in DuomiCMS 3.0.

published 2018-10-09 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-9821

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.5%
EPSS 2.5% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

An issue was discovered in DuomiCMS 3.0. Remote PHP code execution is possible via the search.php searchword parameter because "eval" is used during "if" processing.

Exploit prediction

2.48% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).

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 3.0 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

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.