Cyber Posture

CVE-2025-24599

High

Published: 04 February 2025

Published
04 February 2025
Modified
23 April 2026
KEV Added
Patch
CVSS Score 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0013 32.1th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Description

An adversary may rely upon a user clicking a malicious link in order to gain execution.

Security Summary

CVE-2025-24599 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the Tribulant Software Newsletters newsletters-lite WordPress plugin. This issue affects all versions of the plugin from n/a through 4.9.9.6, as published on 2025-02-04.

The vulnerability carries a CVSS v3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L), indicating exploitation is possible over the network with low attack complexity, no required privileges, but necessitating user interaction such as clicking a malicious link. Remote attackers can deliver payloads reflected in web pages, potentially leading to limited impacts on confidentiality, integrity, and availability within a changed scope, such as session hijacking or data theft for interacting users.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-9-9-6-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.

Details

CWE(s)
CWE-79

MITRE ATT&CK Enterprise Techniques

T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
T1204.001 Malicious Link Execution
An adversary may rely upon a user clicking a malicious link in order to gain execution.
Why these techniques?

Reflected XSS in public-facing WordPress plugin enables client-side JS execution in browser via crafted malicious link requiring user click, directly matching exploitation for client execution and user execution via malicious link.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

References