CVE-2025-30921 HIGH

CVE-2025-30921: WordPress Newsletters plugin <= 4.9.9.7 - SQL Injection vulnerability

Vendor Tribulant Software
Product Newsletters
Weakness CWE-89 · SQLi
Published March 27, 2025
Last update April 28, 2026

CVSS base score

7.6/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/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 Tribulant Software Newsletters newsletters-lite allows SQL Injection.This issue affects Newsletters: from n/a through <= 4.9.9.7.

Explanation of Vulnerability in Simple Terms

02Summary

Tribulant Newsletters versions 4.9.9.7 and earlier contain a SQL injection vulnerability accessible to high-privilege users. An attacker with administrative or editor-level access can craft malicious input to execute arbitrary SQL queries, potentially reading sensitive database records or disrupting site operations. The vulnerability requires authentication and does not allow data modification.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the site's database or cause temporary service disruption.

Potential impact on your site

04Site Impact

Compromised admin or editor accounts could expose subscriber lists, email content, or other database records.

Conditions required to exploit

05Prerequisites

Attacker must have high-level user privileges (admin or editor role) on the site.

Key dates

06Disclosure timeline

March 27, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE