Improper Authorization in JeecgBoot File Handling Component
CVE-2026-7602

5.3MEDIUM

Key Information:

Vendor

JeecgBoot

Status
Jeecgboot
Vendor
CVE Published:
2 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7602?

A vulnerability exists in JeecgBoot versions up to 3.9.1 that allows for improper authorization through the manipulation of the argument 'ruleClass' in the FillRuleUtil component's file handling functionality. This issue can be exploited remotely, posing significant security risks to affected systems. The vendor has acknowledged the problem and plans to release a fix in their upcoming update, urging users to upgrade their components promptly.

Affected Version(s)

JeecgBoot 3.9.0

JeecgBoot 3.9.1

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-2026-7602 - Proof of Concept

References

https://vuldb.com/vuln/360559
vdb-entrytechnical-description
https://vuldb.com/vuln/360559/cti
signaturepermissions-required
https://vuldb.com/submit/805706
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

Ana10gy (VulDB User)
VulDB CNA Team
.