Cross-Site Scripting Vulnerability in MRCMS 3.1.2 by MRCMS
CVE-2025-4326

4.8MEDIUM

Key Information:

Vendor
MRCMS
Status
Mrcms
Vendor
CVE Published:
6 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A cross-site scripting (XSS) vulnerability has been identified in MRCMS 3.1.2, notably affecting the Add Fragment Page component. This vulnerability arises from inadequate processing within the /admin/chip/add.do file. Attackers can exploit this weakness remotely, allowing them to inject malicious scripts into web pages viewed by other users. The public disclosure of this exploit poses significant risks, as it may be utilized by malicious actors to compromise user data and website integrity.

Affected Version(s)

MRCMS 3.1.2

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-2025-4326 - Proof of Concept

References

https://vuldb.com/?id.307427
vdb-entry
https://vuldb.com/?ctiid.307427
signaturepermissions-required
https://vuldb.com/?submit.563549
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

baihekuz (VulDB User)
.
CVE-2025-4326 : Cross-Site Scripting Vulnerability in MRCMS 3.1.2 by MRCMS | SecurityVulnerability.io