High severity7.1NVD Advisory· Published Dec 18, 2025· Updated Apr 15, 2026

CVE-2025-64203

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in EverPress Mailster mailster allows Reflected XSS.This issue affects Mailster: from n/a through < 4.1.14.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WordPress/Mailsterinferred
Range: <4.1.14
Package: https://wordpress.org/plugins/mailster
Mailster/Mailsterllm-fuzzy
Range: <4.1.14

Patches

Vulnerability mechanics

References

patchstack.com/database/Wordpress/Plugin/mailster/vulnerability/wordpress-mailster-plugin-4-1-14-cross-site-scripting-xss-vulnerabilitynvd

News mentions

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