CVE-2025-28974 HIGH

CVE-2025-28974: WordPress Free WP Mail SMTP plugin <= 1.0 - Cross Site Request Forgery (CSRF) to Stored XSS vulnerability

Vendor Mail250

Product Free WP Mail SMTP

Weakness CWE-352 · CSRF

Published June 6, 2025

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Cross-Site Request Forgery (CSRF) vulnerability in mail250 Free WP Mail SMTP free-wp-mail-smtp allows Stored XSS.This issue affects Free WP Mail SMTP: from n/a through <= 1.0.

Explanation of Vulnerability in Simple Terms

02Summary

Free WP Mail SMTP versions 1.0 and earlier are vulnerable to cross-site request forgery (CSRF) attacks. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without their knowledge. The vulnerability requires user interaction and can affect the confidentiality, integrity, and availability of the site.

What an attacker can do

03Attacker Capabilities

Perform unwanted actions on the site by tricking an admin into visiting a malicious webpage.

Potential impact on your site

04Site Impact

An attacker can modify plugin settings or perform other admin actions without your consent.

Conditions required to exploit

05Prerequisites

Site admin must be logged in and visit an attacker-controlled webpage.

Key dates

06Disclosure timeline

June 6, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-28974 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/352.html

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