CVE-2026-24573 MEDIUM

CVE-2026-24573: WordPress Visualizer plugin < 4.0.0 - Cross Site Scripting (XSS) vulnerability

Vendor Themeisle

Product Visualizer

Weakness CWE-79 · XSS

Published May 20, 2026

Last update May 20, 2026

View on NVD All CVEs

CVSS base score

6.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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 Themeisle Visualizer allows Stored XSS. This issue affects Visualizer: from n/a before 4.0.0.

Explanation of Vulnerability in Simple Terms

02Summary

Visualizer before version 4.0.0 contains a cross-site scripting (XSS) vulnerability that allows authenticated users to inject malicious scripts. The vulnerability requires user interaction and can affect other users viewing the site. An attacker with low-level access can craft malicious input that executes in victims' browsers, potentially stealing session data or performing actions on their behalf.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in other users' browsers when they view affected pages.

Potential impact on your site

04Site Impact

Authenticated users can inject scripts affecting other site visitors; update Visualizer to 4.0.0 or later immediately.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level user account and the victim must visit a page containing the malicious payload.

Key dates

06Disclosure timeline

May 20, 2026 CVE published

May 20, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-24573 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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