aircheng-org iWebShop-5 systemseller.php login improper authentication
CVE-2026-86669

6.9MEDIUM

Key Information:

Vendor

Aircheng-org

Status
Iwebshop-5
Vendor
CVE Published:
8 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86669?

A vulnerability was detected in aircheng-org iWebShop-5 up to 5.15. This affects the function Login of the file controllers/systemseller.php. Performing a manipulation of the argument Name results in improper authentication. It is possible to initiate the attack remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected Version(s)

iWebShop-5 5.0

iWebShop-5 5.1

iWebShop-5 5.2

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-2026-86669 - Proof of Concept

References

https://vuldb.com/vuln/399760
vdb-entrytechnical-description
https://vuldb.com/vuln/399760/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86669
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

iron basin (VulDB User)
VulDB CNA Team
.