CVE-2026-120075
Received Received - Intake

Stored XSS in WP Activity Log WordPress Plugin

Publication date: 2026-10-31

Last updated on: 2026-10-31

Assigner: Wordfence

Description
The WP Activity Log plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 5.6.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-10-31
Last Modified
2026-10-31
Generated
2026-10-31
AI Q&A
2026-10-31
EPSS Evaluated
N/A
NVD
CVE-2026-120075
EUVD
EUVD-2026-114676

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
melapress WP Activity Log 0

Helpful Resources

Exploitability

CWE
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KEV
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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.

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Executive Summary

The WP Activity Log plugin for WordPress has a stored cross-site scripting (XSS) vulnerability in versions up to 5.6.1. This flaw allows unauthenticated attackers to inject malicious scripts into web pages. The scripts execute when users visit the affected pages due to insufficient input sanitization and output escaping.

Detection Guidance

Check for the presence of the WP Activity Log plugin versions up to and including 5.6.1. Inspect WordPress sites for unauthorized script injections in pages or posts. Use security plugins to scan for stored XSS vulnerabilities.

Impact Analysis

Attackers could steal user sessions, deface websites, or redirect users to malicious sites. Users accessing infected pages may have their data compromised or be exposed to further attacks. The vulnerability requires no authentication, increasing the risk of widespread exploitation.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, violating GDPR and HIPAA requirements for data protection. Organizations may face fines or legal consequences if user data is compromised due to this flaw.

Mitigation Strategies

Update the WP Activity Log plugin to the latest version beyond 5.6.1 immediately. Remove any unauthorized scripts from pages or posts. Implement additional input sanitization and output escaping measures.

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