Access Control Flaw in JeecgBoot Affects Remote Exploitation Potential
CVE-2026-86228

5.3MEDIUM

Key Information:

Vendor

Jeecg

Status
Jeecgboot
Vendor
CVE Published:
6 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86228?

A security vulnerability has been identified in JeecgBoot versions prior to 3.9.4, specifically in the exportXls function of the AiragModelController.java file. This flaw allows for improper access control, enabling attackers to manipulate credentials and gain unauthorized access. The issue can be exploited remotely, making it crucial for users to take proactive measures quickly. The vulnerability has been publicly disclosed, and users are strongly advised to upgrade to version 3.9.5, where the issue has been resolved under patch a2be896f753936956ee6863b632b8e5a0231345c.

Affected Version(s)

JeecgBoot 3.9.0

JeecgBoot 3.9.1

JeecgBoot 3.9.2

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-2026-86228 - Proof of Concept

References

https://vuldb.com/vuln/399381
vdb-entrytechnical-description
https://vuldb.com/vuln/399381/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86228
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
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

lincoke (VulDB User)
.