Vulnerability · Published Sep 8, 2026 · Assigned by VulDB

CVE-2026-86665aircheng-org iWebShop-5 update.php index authorization

High 7.3

In plain English

A high-severity missing authorization 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 0.5% (higher than 46% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.5%top 54.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in aircheng-org iWebShop-5 up to 5.15. This issue affects the function Update::index of the file controllers/update.php. The manipulation leads to missing authorization. Remote exploitation of the attack is possible. The exploit is publicly available and might 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-862, CWE-863 · 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-399756 | aircheng-org iWebShop-5 update.php index authorization vdb-entry, technical-description
VDB-399756 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-86665 | CVE Analysis and Report third-party-advisory
Submit #908923 | aircheng-org iWebShop-5 eb7f7eb1c6ebf39a54f943d8e0aefe96a3b8ff54 Missing Authorization third-party-advisory
https://github.com/aircheng-org/iWebShop-5/issues/2 exploit, issue-tracking
https://github.com/aircheng-org/iWebShop-5/ product