EIP-2026-105865

PRE-CVE

CKEditor - 'posteddata.php' Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-105865. PoCs published by AkaStep.

AI-analyzed exploit summary This is a functional XSS PoC for CKEditor 4.0.1, demonstrating how unsanitized user input in form fields can execute arbitrary JavaScript in the context of the affected site. The exploit uses a hidden form input with a script tag to trigger an alert upon page load.

Description

CKEditor - 'posteddata.php' Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by AkaStep · textwebappsphp
https://www.exploit-db.com/exploits/38322

This is a functional XSS PoC for CKEditor 4.0.1, demonstrating how unsanitized user input in form fields can execute arbitrary JavaScript in the context of the affected site. The exploit uses a hidden form input with a script tag to trigger an alert upon page load.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: CKEditor 4.0.1
No auth needed
Prerequisites: Victim must visit a malicious page or have the payload injected into a vulnerable CKEditor instance
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026