Unrestricted Upload Vulnerability in Sangfor Operation and Maintenance Management System
CVE-2025-15503

6.9MEDIUM

Key Information:

Vendor

Sangfor

Status
Operation And Maintenance Management System
Vendor
CVE Published:
10 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15503?

A security flaw has been identified in Sangfor's Operation and Maintenance Management System prior to version 3.0.8. This vulnerability involves an undefined function within the file /fort/trust/version/common/common.jsp, which permits unrestricted file uploads when the argument 'File' is manipulated. This issue can be exploited remotely, potentially allowing attackers to upload malicious files to the server. The exploit details have been publicly disclosed, and despite attempts to inform Sangfor, they have not acknowledged this serious flaw.

Affected Version(s)

Operation and Maintenance Management System 3.0.0

Operation and Maintenance Management System 3.0.1

Operation and Maintenance Management System 3.0.2

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-2025-15503 - Proof of Concept

References

https://vuldb.com/?id.340348
vdb-entrytechnical-description
https://vuldb.com/?ctiid.340348
signaturepermissions-required
https://vuldb.com/?submit.727253
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

hhsw34 (VulDB User)
JSON
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CVE-2025-15503 : Unrestricted Upload Vulnerability in Sangfor Operation and Maintenance Management System