Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Code Atlantic LLC Popup Maker popup-maker allows DOM-Based XSS.This issue affects Popup Maker: from n/a through 1.23.0.
Published: 2026-08-06
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
Impact: Cross Site Scripting
Action: Immediate Patch
AI Analysis

Impact

The vulnerability is a DOM‑Based Cross‑Site Scripting flaw in the WordPress Popup Maker plugin through version 1.23.0. Improper neutralization of input during web page generation allows an attacker to inject malicious JavaScript that executes in the browsers of any user who views a popup. The flaw, classified as CWE‑79, allows arbitrary script execution in the victim’s browser.

Affected Systems

The vulnerability affects the WordPress Popup Maker plugin developed by Code Atlantic LLC, specifically all releases up to and including 1.23.0. Users who have installed older versions should upgrade to version 1.24.0 or later to remediate the flaw.

Risk and Exploitability

The CVSS score of 7.1 indicates a moderate to high risk level, yet the EPSS score is < 1%. The vulnerability is not listed in the CISA KEV catalog. An attacker who crafts malicious popup content can cause scripts to execute in the browser of anyone who views the popup.

Generated by OpenCVE AI on October 26, 2026 at 08:53 UTC.

Remediation

Vendor Solution

Update the WordPress Popup Maker plugin to the latest available version (at least 1.24.0).

OpenCVE Recommended Actions

  • Install the latest Popup Maker plugin version 1.24.0 or newer on all WordPress sites that use the plugin.
  • Remove or disable any older instances of the plugin that remain on the site.
  • Inspect existing popup content for potentially malicious scripts and remove or escape any unsanitized JavaScript before publishing.

Generated by OpenCVE AI on October 26, 2026 at 08:53 UTC.

Tracking

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Advisories

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History

Mon, 26 Oct 2026 07:45:00 +0000

Type Values Removed Values Added
Description Unauthenticated Cross Site Scripting (XSS) in Popup Maker <= 1.23.0 versions. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Code Atlantic LLC Popup Maker popup-maker allows DOM-Based XSS.This issue affects Popup Maker: from n/a through 1.23.0.

Fri, 07 Aug 2026 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Daniel Iser
Daniel Iser popup Maker
Wordpress
Wordpress wordpress
Vendors & Products Daniel Iser
Daniel Iser popup Maker
Wordpress
Wordpress wordpress

Thu, 06 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 06 Aug 2026 14:45:00 +0000

Type Values Removed Values Added
Description Unauthenticated Cross Site Scripting (XSS) in Popup Maker <= 1.23.0 versions.
Title WordPress Popup Maker plugin <= 1.23.0 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

Subscriptions

Daniel Iser Popup Maker
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-10-26T07:10:43.913Z

Reserved: 2026-02-25T12:14:40.739Z

Link: CVE-2026-28177

cve-icon Vulnrichment

Updated: 2026-08-06T15:15:37.526Z

cve-icon NVD

Status : Deferred

Published: 2026-08-06T15:16:53.527

Modified: 2026-10-26T08:17:18.027

Link: CVE-2026-28177

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-26T09:00:14Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')