aircheng-org iWebShop-5 up to 5.15 controllers/pic.php upload_json/uploadFile unrestricted upload
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.6 | $0-$5k | 0.38+ |
Summary
A vulnerability, which was classified as critical, has been found in aircheng-org iWebShop-5 up to 5.15. The affected element is the function upload_json/uploadFile of the file controllers/pic.php. This manipulation causes unrestricted upload.
This vulnerability is tracked as CVE-2026-86666. The attack is possible to be carried out remotely. Moreover, an exploit is present.
The project was informed of the problem early through an issue report but has not responded yet.
Details
A vulnerability has been found in aircheng-org iWebShop-5 up to 5.15 and classified as critical. Affected by this vulnerability is the function upload_json/uploadFile of the file controllers/pic.php. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability.
The advisory is shared at github.com. This vulnerability is known as CVE-2026-86666. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.
It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. By approaching the search of inurl:controllers/pic.php it is possible to find vulnerable targets with Google Hacking.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Vendor
Name
Version
Website
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.6
VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Unrestricted uploadCWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
09/08/2026 Advisory disclosed09/08/2026 VulDB entry created
09/08/2026 VulDB entry last update
Sources
Product: github.comAdvisory: github.com
Status: Not defined
CVE: CVE-2026-86666 (🔒)
GCVE (CVE): GCVE-0-2026-86666
GCVE (VulDB): GCVE-100-399757
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 09/08/2026 11:36Changes: 09/08/2026 11:36 (56)
Complete: 🔍
Submitter: yunshen
Cache ID: 216::103
Submit
Accepted
- Submit #908924: aircheng-org iWebShop-5 eb7f7eb1c6ebf39a54f943d8e0aefe96a3b8ff54 Unrestricted Upload (by yunshen)
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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