CVE-2026-86239

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

0.5% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2026-09-07 02:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-09-28 23:10 UTC Last updatedMost recent change to the record

Details

Published

2026-09-07 02:17 UTC

Last modified

2026-09-28 23:10 UTC

Exploit probability

0.5% · EPSS, next 30 days

Weakness

CWE-284 · Improper access control

Record status

Deferred

Attack profile CVSS 4.0 · 5.5

Attack vector

Network

Complexity

Low

Attack requirements

None

Privileges needed

None

User interaction

None

Confidentiality

Low

Integrity

None

Availability

None