CVE-2026-108485: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in ThemeGrill eStore

The ThemeGrill eStore plugin contains a reflected XSS vulnerability due to improper neutralization of input during web page generation. This flaw affects all versions from initial release through 1.6.13, allowing attackers to inject malicious scripts that execute when a user views a crafted web page. The vulnerability is identified as CVE-2026-108485 with a CVSS 3.1 score of 7.1, indicating a high impact on confidentiality, integrity, and availability with network attack vector, low attack complexity, no privileges required, and user interaction needed.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the victim's browser, potentially leading to information disclosure, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability of the affected system.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution with untrusted input and consider applying temporary mitigations such as input validation or disabling vulnerable features if feasible.