DOM-Based XSS in WP Activity Log

Publication date: 2026-05-25

Last updated on: 2026-05-25

Assigner: Patchstack

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Melapress WP Activity Log allows DOM-Based XSS. This issue affects WP Activity Log: from n/a through 5.6.3.

CVSS Scores

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Meta Information

Published

2026-05-25

Last Modified

2026-05-25

Generated

2026-07-06

AI Q&A

2026-05-26

EPSS Evaluated

2026-07-04

NVD

CVE-2026-45435

EUVD

EUVD-2026-31764

Affected Vendors & Products

Vendor	Product	Version / Range
melapress	wp_activity_log	to 5.6.3 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is a type of Cross-site Scripting (XSS) known as DOM-Based XSS. It occurs in the Melapress WP Activity Log plugin due to improper neutralization of input during web page generation. Essentially, malicious input is not properly sanitized, allowing attackers to inject and execute malicious scripts within the context of a user's browser.

Impact Analysis

The vulnerability can lead to several impacts including unauthorized actions performed on behalf of the user, theft of sensitive information such as cookies or session tokens, and potential compromise of user accounts. Because it is a DOM-Based XSS, the attack is executed in the user's browser, which can lead to data leakage and manipulation of the web application interface.

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