Missing Authentication Flaw in ZongXR Supermarket's Order Processing Functionality
CVE-2026-103536

6.9MEDIUM

Key Information:

Vendor

Zongxr

Status
Supermarket
Vendor
CVE Published:
1 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-103536?

A significant security flaw has been identified in the ZongXR Supermarket application, specifically within the OrderController component. The issue lies in the addOrder function, located in the order/src/main/java/com/supermarket/order/controller/OrderController.java file. This vulnerability allows an attacker to manipulate the userId parameter, resulting in unauthorized access due to missing authentication checks. The exploit is capable of being executed remotely, raising severe concerns for users' data integrity and security. Despite prior notification through an issue report, the project maintainers have not yet addressed the issue, making this a critical concern for existing users.

Affected Version(s)

Supermarket 1.0.0.0

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-2026-103536 - Proof of Concept

References

https://vuldb.com/vuln/412347
vdb-entrytechnical-description
https://vuldb.com/vuln/412347/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-103536
third-party-advisory

CVSS V4

Score:
6.9
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

360alphalab (VulDB User)
VulDB CNA Team
.