---
id: CVE-2026-86240
title: A security flaw has been discovered in liufee FeehiCMS up to 2.1.1
summary: >-
  A security flaw has been discovered in liufee FeehiCMS up to 2.1.1. This
  affects the function catchImage of the file
  backend/widgets/ueditor/Uploader.php of the component UEditor. The
  manipulation of the argument source[] results in serv…
severity: medium
cvss: 4.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-918
vendor: liufee
product: FeehiCMS
affected:
  - FeehiCMS 2.1.0
  - FeehiCMS 2.1.1
published: '2026-09-07'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T14:17:32.903'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86240'
references:
  - url: 'https://github.com/liufee/cms/issues/95'
    label: cna@vuldb.com
  - url: >-
      https://github.com/yang5ynag/cve/blob/main/FEHI-002-UEditor-catchImage-SSRF.md
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86240'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/901834'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399397'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399397/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-08T13:38:34.035933Z'
epss: 0.00396
epssPercentile: 0.30997
ingestedAt: '2026-09-07T12:10:16.558Z'
---

## Overview

A security flaw has been discovered in liufee FeehiCMS up to 2.1.1. This affects the function catchImage of the file backend/widgets/ueditor/Uploader.php of the component UEditor. The manipulation of the argument source[] results in server-side request forgery. 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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.