EIP-2026-105098

PRE-CVE

Alkacon OpenCMS 7.x - Multiple Input Validation Vulnerabilities

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-105098. PoCs published by Katie French.

AI-analyzed exploit summary This exploit demonstrates a reflected XSS vulnerability in OpenCms by injecting a malicious script via the 'homelink' parameter in a JSP template. The PoC triggers a JavaScript alert, proving arbitrary script execution in the context of the victim's session.

Description

Alkacon OpenCMS 7.x - Multiple Input Validation Vulnerabilities

Exploits (1)

exploitdb WORKING POC VERIFIED
by Katie French · textwebappsphp
https://www.exploit-db.com/exploits/33149

This exploit demonstrates a reflected XSS vulnerability in OpenCms by injecting a malicious script via the 'homelink' parameter in a JSP template. The PoC triggers a JavaScript alert, proving arbitrary script execution in the context of the victim's session.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: OpenCms 7.5.0
Auth required
Prerequisites: Authenticated session in OpenCms · Victim interaction (e.g., clicking a crafted link)
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026