EIP-2026-106124

PRE-CVE

Concrete5 CMS 5.5.2.1 - Information Disclosure / SQL Injection / Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-106124. PoCs published by Jakub Galczyk.

AI-analyzed exploit summary The exploit demonstrates XSS and SQL injection vulnerabilities in concrete5 5.5.2.1 due to insufficient input sanitization. It includes crafted URLs that trigger XSS via event handlers in HTML attributes.

Description

Concrete5 CMS 5.5.2.1 - Information Disclosure / SQL Injection / Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by Jakub Galczyk · textwebappsphp
https://www.exploit-db.com/exploits/37103

The exploit demonstrates XSS and SQL injection vulnerabilities in concrete5 5.5.2.1 due to insufficient input sanitization. It includes crafted URLs that trigger XSS via event handlers in HTML attributes.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: concrete5 5.5.2.1
No auth needed
Prerequisites: Access to the target application
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026