CVE-2025-69906 — HIGH (8.8)

Vulnerability Description

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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Monstra	Monstra Cms	3.0.4

Related Weaknesses (CWE)

CWE-434

References

https://github.com/cypherdavy/CVE-2025-69906-Monstra-CMS-3.0.4-Arbitrary-File-UpExploitThird Party Advisory
https://github.com/monstra-cms/monstra/tree/master/plugins/box/filesmanagerExploit

FAQ

What is CVE-2025-69906?

CVE-2025-69906 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 i...

How severe is CVE-2025-69906?

CVE-2025-69906 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-69906?

Check the references section above for vendor advisories and patch information. Affected products include: Monstra Monstra Cms.