CVE-2025-28953 HIGH

CVE-2025-28953: WordPress smart SEO plugin <= 4.0 - SQL Injection Vulnerability

Vendor Axiomthemes
Product smart SEO
Weakness CWE-89 · SQLi
Published November 6, 2025
Last update April 28, 2026

CVSS base score

8.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in axiomthemes smart SEO smartSEO allows SQL Injection.This issue affects smart SEO: from n/a through <= 4.0.

Explanation of Vulnerability in Simple Terms

02Summary

Smart SEO versions 4.0 and earlier contain a SQL injection vulnerability accessible to authenticated users with low privileges. An attacker can craft malicious input to execute arbitrary SQL queries, potentially reading sensitive database information or disrupting site availability. The vulnerability affects the entire application scope due to database access.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the site database or cause the database to become unavailable.

Potential impact on your site

04Site Impact

Unauthorized access to database contents, including user data and configuration; potential service disruption.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

November 6, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE