SQL Injection Vulnerability in Jinher OA C6 by Beijing Jinhe Network Co., LTD
CVE-2026-11412

5.3MEDIUM

Key Information:

Vendor

Jinher

Status
Oa
Vendor
CVE Published:
6 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-11412?

A security weakness has been identified in Jinher OA C6, specifically within an unknown function of the file /C6/JHSoft.Web.ModuleCount/GetFormSn.aspx. This vulnerability allows for SQL injection attacks through improper handling of the queryID parameter. Attackers can exploit this flaw remotely, making it particularly concerning as published exploits are available. Despite early notification, the vendor has not addressed this issue.

Affected Version(s)

OA C6

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-2026-11412 - Proof of Concept

References

https://vuldb.com/vuln/368969
vdb-entrytechnical-description
https://vuldb.com/vuln/368969/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-11412
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

MichaelChong (VulDB User)
MichaelChong (VulDB User)
VulDB CNA Team
.