CVE-2026-86666
aircheng-org iWebShop-5 pic.php uploadFile unrestricted upload
CVSS v3
7.3
HIGH
EPSS Score
0.5 %
exploit probability, as of 2026-09-28
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A security flaw has been discovered in aircheng-org iWebShop-5 up to 5.15. Impacted is the function upload_json/uploadFile of the file controllers/pic.php. The manipulation results in unrestricted upload. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Technical details
- Published
- 2026-09-08
- Last Modified
- 2026-09-08
Frequently asked questions
What is CVE-2026-86666?
A security flaw has been discovered in aircheng-org iWebShop-5 up to 5.15. Impacted is the function upload_json/uploadFile of the file controllers/pic.php. The manipulation results in unrestricted upload. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Is CVE-2026-86666 actively exploited?
Active exploitation of CVE-2026-86666 has not been confirmed. Its EPSS score was 0.5% on 2026-09-28, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-86666?
CVE-2026-86666 has a CVSS v3 base score of 7.3 (HIGH severity).
Is CVE-2026-86666 affecting your environment?
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