CVE-2026-86239
liufee FeehiCMS UEditor Widget UeditorAction.php init unrestricted upload
- State
- Published
- Severity
- 6.9 Medium
- Published
- Sep 7, 2026
- Updated
- Sep 9, 2026
- Reserved
- Sep 6, 2026
Description
A vulnerability was identified in liufee FeehiCMS up to 2.1.1. The impacted element is the function UeditorAction::init of the file backend/widgets/ueditor/UeditorAction.php of the component UEditor Widget. The manipulation leads to unrestricted upload. 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
FeehiCMSliufee |
|
References
- VDB-399396 | liufee FeehiCMS UEditor Widget UeditorAction.php init unrestricted uploadvdb-entrytechnical-description
- VDB-399396 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-86239 | CVE Analysis and Reportthird-party-advisory
- Submit #901833 | Feehi feehi cms 2.1.1 Unauthorizedthird-party-advisory
- https://github.com/liufee/cms/issues/94issue-tracking
- https://github.com/yang5ynag/cve/blob/main/FEHI-001-UEditor-Unauthorized-File-Upload.mdexploit
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