CVE-2026-86239

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.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/liufee/cms/issues/94
https://github.com/yang5ynag/cve/blob/main/FEHI-001-UEditor-Unauthorized-File-Upload.md
https://vuldb.com/cve/CVE-2026-86239
https://vuldb.com/submit/901833
https://vuldb.com/vuln/399396
https://vuldb.com/vuln/399396/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-07 02:17

Updated : 2026-09-09 15:17

NVD link : CVE-2026-86239

Mitre link : CVE-2026-86239

CVE.ORG link : CVE-2026-86239

JSON object : View

Products Affected

No product.

CWE

CWE-284

Improper Access Control

CWE-434

Unrestricted Upload of File with Dangerous Type

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