--- title: "Opti-Behavior WordPress Plugin - Stored XSS" description: "Opti-Behavior WordPress plugin <= 1.9.2.1 contains a stored DOM-based cross-site scripting caused by insufficient input sanitization and output escaping in the 'targetUrl' parameter, letting unauthenticated attackers inject scripts executed by users visiting injected pages, exploit requires no authentication." url: https://panop.io/threat-heartbeat/CVE-2026-95686/ --- # CVE-2026-95686 Opti-Behavior WordPress Plugin - Stored XSS Opti-Behavior WordPress plugin <= 1.9.2.1 contains a stored DOM-based cross-site scripting caused by insufficient input sanitization and output escaping in the 'targetUrl' parameter, letting unauthenticated attackers inject scripts executed by users visiting injected pages, exploit requires no authentication. CVSS base score 7.2 /10 High CISA KEV Not listed Public exploit None known Authentication Not required [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-95686) ## Details Type Stored Xss Impact Stored Xss CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Published 16 October 2026 Updated 16 October 2026 Weakness [CWE-79](https://cwe.mitre.org/data/definitions/79.html) ## Vendor fix Update to the latest version beyond 1.9.2.1. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-95686](https://nvd.nist.gov/vuln/detail/CVE-2026-95686) - [https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/admin/class-opti-behavior-heatmap-post-metabox.php#L1389](https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/admin/class-opti-behavior-heatmap-post-metabox.php#L1389) - [https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/assets/js/metabox-analytics.js#L553](https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/assets/js/metabox-analytics.js#L553) - [https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/public/class-opti-behavior-heatmap-frontend.php#L905](https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/public/class-opti-behavior-heatmap-frontend.php#L905) - [https://plugins.trac.wordpress.org/changeset/3738510/opti-behavior/trunk/assets/js/metabox-analytics.js](https://plugins.trac.wordpress.org/changeset/3738510/opti-behavior/trunk/assets/js/metabox-analytics.js) - [https://www.wordfence.com/threat-intel/vulnerabilities/id/41f6939d-d87a-47e5-979f-2cad021c6e81?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/41f6939d-d87a-47e5-979f-2cad021c6e81?source=cve) - [https://plugins.svn.wordpress.org/opti-behavior/](https://plugins.svn.wordpress.org/opti-behavior/) - [https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/admin/class-opti-behavior-heatmap-ajax-handler.php#L1652](https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/admin/class-opti-behavior-heatmap-ajax-handler.php#L1652) - [https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/admin/class-opti-behavior-heatmap-ajax-handler.php#L3455](https://plugins.trac.wordpress.org/browser/opti-behavior/tags/1.9.1/admin/class-opti-behavior-heatmap-ajax-handler.php#L3455) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)