6.5
MEDIUM CVSS 3.1
CVE-2026-45435
WordPress WP Activity Log plugin <= 5.6.3 - Cross Site Scripting (XSS) vulnerability
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.

INFO

Published Date :

May 25, 2026, 10:28 p.m.

Last Modified :

May 25, 2026, 10:28 p.m.

Remotely Exploit :

Yes !

Source :

Patchstack
Affected Products

The following products are affected by CVE-2026-45435 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 21595511-bba5-4825-b968-b78d1f9984a3
Solution
Update WP Activity Log to version 5.6.4 or later to fix DOM-based XSS.
  • Update WP Activity Log plugin.
  • Verify plugin version is 5.6.4 or later.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-45435 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-45435 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    May. 25, 2026

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
    Added CWE CWE-79
    Added Reference https://patchstack.com/database/wordpress/plugin/wp-security-audit-log/vulnerability/wordpress-wp-activity-log-plugin-5-6-3-cross-site-scripting-xss-vulnerability?_s_id=cve
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.