Authorization Bypass in Jeepay from Jeequan
CVE-2026-18631

5.3MEDIUM

Key Information:

Vendor

Jeequan

Status
Jeepay
Vendor
CVE Published:
3 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-18631?

A vulnerability in the Jeepay software by Jeequan allows for an authorization bypass due to inadequate safeguards in the WebSecurityConfig functionality. Specifically, this flaw lies within the SysLogController.java file, enabling attackers to manipulate access controls and potentially gain unauthorized entry into restricted areas of the application. The issue can be exploited remotely, and due to the availability of the exploit on public platforms, it poses a significant risk to users still operating on versions up to 3.2.9. The vendor has been informed of the issue but has not provided any feedback or patches to address the risk.

Affected Version(s)

jeepay 3.2.0

jeepay 3.2.1

jeepay 3.2.2

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-2026-18631 - Proof of Concept

References

https://vuldb.com/vuln/385554
vdb-entrytechnical-description
https://vuldb.com/vuln/385554/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18631
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

s1ldyd (VulDB User)
s1ldyd (VulDB User)
VulDB CNA Team
.