Cross-Site Scripting Vulnerability in Mtons Mblog by Mtons
CVE-2025-9430

4.8MEDIUM

Key Information:

Vendor

Mtons

Status
Mblog
Vendor
CVE Published:
26 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9430?

A vulnerability has been identified in Mtons Mblog, specifically affecting versions up to 3.5.0. The vulnerability arises from improper handling of input arguments in the file /admin/options/update, allowing attackers to inject malicious scripts into the web application. This cross-site scripting flaw can be exploited remotely, potentially compromising user data and security. The vulnerability has been made public, raising the urgency for users to apply mitigations or updates to safeguard their installations against potential exploitation.

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Affected Version(s)

mblog 3.0

mblog 3.1

mblog 3.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-9430 - Proof of Concept

References

https://vuldb.com/?id.321271
vdb-entrytechnical-description
https://vuldb.com/?ctiid.321271
signaturepermissions-required
https://vuldb.com/?submit.634156
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ZAST.AI (VulDB User)
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