CVE Catalog

CVE-2026-15394

MediumCVSS 6.4
Published: Updated: Translated: NVD NIST

Summary

The Header Footer Script Adder – Insert Code in Header, Body & Footer plugin for WordPress versions up to 2.1 contain a stored Cross-Site Scripting vulnerability via the 'asm_code' Snippet meta, allowing authenticated authors and higher roles to inject arbitrary scripts that execute whenever a user accesses an injected page.

Risk Assessment

The risk involves execution of malicious scripts in visitors' browsers, potentially leading to session theft, redirects, or infection of other users.

Recommendation

Update the Header Footer Script Adder plugin to a version above 2.1 that fixes this vulnerability.

Related vulnerabilities

Original NVD description (English source)

The Header Footer Script Adder – Insert Code in Header, Body & Footer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'asm_code' Snippet Meta in all versions up to, and including, 2.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS