Vulnerability · Published Sep 8, 2026 · Assigned by VulDB
CVE-2026-86669aircheng-org iWebShop-5 systemseller.php login improper authentication
High 7.3
In plain English
A high-severity improper authentication in iWebShop-5 from aircheng-org. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Official description
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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| aircheng-org | iWebShop-5 | 5.05.15.25.35.45.55.65.7 |
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-399760 | aircheng-org iWebShop-5 systemseller.php login improper authentication vdb-entry, technical-description
- VDB-399760 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-86669 | CVE Analysis and Report third-party-advisory
- Submit #908927 | aircheng-org iWebShop-5 eb7f7eb1c6ebf39a54f943d8e0aefe96a3b8ff54 Authentication Bypass Issues third-party-advisory
- https://github.com/aircheng-org/iWebShop-5/issues/6 exploit, issue-tracking
- https://github.com/aircheng-org/iWebShop-5/ product