EIP-2026-107064

PRE-CVE

FCKEditor Core 2.x 2.4.3 - 'FileManager upload.php' Arbitrary File Upload

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-107064. PoCs published by grabz.

AI-analyzed exploit summary This exploit leverages a vulnerability in FCKeditor 2.0-2.4.3 where arbitrary file upload is possible by manipulating the 'Type' parameter in the upload script. For versions 2.0-2.2, any non-standard type bypasses extension checks, while versions 2.3.0-2.4.3 allow uploads via the undefined 'Media' type.

Description

FCKEditor Core 2.x 2.4.3 - 'FileManager upload.php' Arbitrary File Upload

Exploits (1)

exploitdb WORKING POC
by grabz · textwebappsphp
https://www.exploit-db.com/exploits/15484

This exploit leverages a vulnerability in FCKeditor 2.0-2.4.3 where arbitrary file upload is possible by manipulating the 'Type' parameter in the upload script. For versions 2.0-2.2, any non-standard type bypasses extension checks, while versions 2.3.0-2.4.3 allow uploads via the undefined 'Media' type.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: FCKeditor 2.x <= 2.4.3
No auth needed
Prerequisites: Access to the FCKeditor upload endpoint
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026