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Fencer Intel
low 2.7

CVE-2018-10521 json

In CMS Made Simple (CMSMS) through 2.2.7, the "file move" operation in the admin dashboard contains an arbitrary file movement vulnerabilit…

published 8y ago modified 4mo ago also EUVD-2018-2593

cvss
2.7
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

In CMS Made Simple (CMSMS) through 2.2.7, the "file move" operation in the admin dashboard contains an arbitrary file movement vulnerability that can cause DoS, exploitable by an admin user, because config.php can be moved into an incorrect directory.

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Exploit prediction

0.86% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/itodaro/cmsms_cve/blob/master/README.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 2.7 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Classification

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

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.