CVE-2025-24599 HIGH

CVE-2025-24599: WordPress Newsletters plugin <= 4.9.9.6 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Tribulant Software
Product Newsletters
Weakness CWE-79 · XSS
Published February 4, 2025
Last update May 11, 2026

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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Tribulant Software Newsletters newsletters-lite allows Reflected XSS.This issue affects Newsletters: from n/a through <= 4.9.9.6.

Explanation of Vulnerability in Simple Terms

02Summary

Tribulant Newsletters versions 4.9.9.6 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in a victim's browser when they visit a crafted page or link. The vulnerability affects the scope beyond the vulnerable component itself. This allows theft of session tokens, account hijacking, or malware distribution.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a victim's browser to steal credentials or hijack their session.

Potential impact on your site

04Site Impact

Users visiting affected pages can have their accounts compromised or be redirected to malicious sites without their knowledge.

Conditions required to exploit

05Prerequisites

Victim must click a malicious link or visit an attacker-controlled page that triggers the vulnerability.

Key dates

06Disclosure timeline

February 4, 2025 CVE published
May 11, 2026 Record updated

Related vulnerabilities

08Related CVE