CVE-2025-69906
HIGHMonstra Cms - Unrestricted File Upload
Title source: ruleDescription
Monstra CMS v3.0.4 contains an arbitrary file upload vulnerability in the Files Manager plugin. The application relies on blacklist-based file extension validation and stores uploaded files directly in a web-accessible directory. Under typical server configurations, this can allow an attacker to upload files that are interpreted as executable code, resulting in remote code execution.
Exploits (1)
nomisec
WRITEUP
3 stars
by cypherdavy · poc
https://github.com/cypherdavy/CVE-2025-69906-Monstra-CMS-3.0.4-Arbitrary-File-Upload-to-RCE
Scores
CVSS v3
8.8
EPSS
0.0012
EPSS Percentile
30.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-434
Status
published
Products (1)
monstra/monstra_cms
3.0.4
Published
Feb 05, 2026
Tracked Since
Feb 18, 2026