The vulnerability CVE-2025-49442 in Mostafa Shahiri's Simple Nested Menu plugin allows stored cross-site scripting due to improper input neutralization during web page generation. This affects versions up to 1.0. An attacker with low privileges can inject malicious scripts that execute when a user interacts with the affected component, potentially impacting confidentiality, integrity, and availability of the application. The vulnerability has a CVSS 3.1 base score of 6.5, reflecting medium severity. No patch or vendor advisory has been provided to confirm remediation status.

Successful exploitation could allow an attacker to execute arbitrary scripts in the context of the affected application, potentially leading to partial compromise of confidentiality, integrity, and availability. The attack requires user interaction and low privileges, limiting the ease of exploitation. There are no known active exploits reported.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider restricting privileges and limiting exposure of the affected plugin. Monitor vendor channels for updates regarding patches or official mitigations.