Path Traversal Vulnerability in RainyGao DocSys File Upload Component
CVE-2025-11630

5.3MEDIUM

Key Information:

Vendor

Rainygao

Status
Docsys
Vendor
CVE Published:
12 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11630?

A path traversal vulnerability exists in RainyGao DocSys versions up to 2.02.36 within the updateRealDoc function located in the /Doc/uploadDoc.do file. By manipulating the argument path, an attacker can exploit this vulnerability to access files on the server outside the intended directory. This remote attack vector poses significant risks, as it allows unauthorized file access. Despite early disclosures to the vendor, no response has been received regarding this critical issue, highlighting the urgency for users to secure their systems.

Affected Version(s)

DocSys 2.02.0

DocSys 2.02.1

DocSys 2.02.2

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-2025-11630 - Proof of Concept

References

https://vuldb.com/?id.328042
vdb-entrytechnical-description
https://vuldb.com/?ctiid.328042
signaturepermissions-required
https://vuldb.com/?submit.664845
third-party-advisory

CVSS V4

Score:
5.3
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

Tta0 (VulDB User)
JSON
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CVE-2025-11630 : Path Traversal Vulnerability in RainyGao DocSys File Upload Component