CVE-2018-17418

7.2 highEPSS 3.1%

High (7.2) in monstra monstra. EPSS 3.1% chance of exploitation in the next 30 days.

Monstra CMS 3.0.4 allows remote attackers to execute arbitrary PHP code via a mixed-case file extension, as demonstrated by the 123.PhP filename, because plugins\box\filesmanager\filesmanager.admin.php mishandles the forbidden_types variable.

Severity

CVSS 3.0

7.2 high

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 3.1% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2019-03-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

monstra:monstra

References

https://github.com/AlwaysHereFight/monstra_cms-3.0.4--getshell/blob/master/README.md
https://github.com/AlwaysHereFight/monstra_cms-3.0.4--getshell/blob/master/README.md

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