What’s Vulnerable › Vulnerabilities

CVE-2025-53454: WordPress Ultimate WP Mail Plugin <= 1.3.8 - Cross Site Scripting (XSS) Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-22 · updated 2026-06-17
• Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affects Ultimate WP Mail: from n/a through <= 1.3.8.

Affected products

• Rustaurius Ultimate WP Mail: through 1.3.8

References

• https://patchstack.com/database/Wordpress/Plugin/ultimate-wp-mail/vulnerability/wordpress-ultimate-wp-mail-plugin-1-3-8-cross-site-scripting-xss-vulnerability?_s_id=cve

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