VU#162329: Multiple vulnerabilities in Thelia 2.6.0 and 2.6.1

Summary

Overview Thelia versions 2.6.0 and 2.6.1 contain multiple vulnerabilities relating to file management, Smarty templating, module installation, and administrative workflows. Successful exploitation of these issues could enable remote code execution (RCE), server-side template injection (SSTI), stored and reflected cross-site scripting (XSS), unauthorized URL redirection, and other risks that expose both server-side and client-side attack surfaces. Description Thelia is an open-source e-commerce platform designed to provide merchants with customizable online storefronts, product management workflows, and administrative functionalities. It utilizes the Smarty template engine and provides administrators with broad control over templates, content, and modules. CVE-2026-103521 In Thelia v2.6.0, the document upload endpoint properly blocks the... Related CVEs: CVE-2026-103521, CVE-2026-103522, CVE-2026-103523, CVE-2026-103524.

Why it matters

CERT/CC notes often cover coordinated disclosures, multi-vendor exposure, infrastructure risk, or cases where remediation guidance is still developing.

Operator check

Review the CERT/CC Vulnerability Note and compare the affected vendor and product list against your inventory. Apply vendor fixes or compensating controls for 2.6.0 and 2.6.1 where available.

Sources