themewant RT Mega Menu Plugin up to 1.5.2 on WordPress Block Attribute pointer_menu_item cross site scripting

Summaryinfo

A vulnerability was found in themewant RT Mega Menu Plugin up to 1.5.2. It has been rated as problematic. The impacted element is an unknown function of the component Block Attribute. Performing a manipulation of the argument pointer_menu_item results in cross site scripting. This vulnerability is reported as CVE-2026-15650. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in themewant RT Mega Menu Plugin up to 1.5.2. It has been classified as problematic. This affects an unknown function of the component Block Attribute. The manipulation of the argument pointer_menu_item with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

The RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'pointer_menu_item' Block Attribute in all versions up to, and including, 1.5.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload bypasses wp_kses_post filtering applied to post content on save because it contains no HTML tags and survives intact inside the block comment's JSON attributes, reaching the walker unescaped at render time.

The advisory is shared at wordfence.com. This vulnerability is uniquely identified as CVE-2026-15650 since 07/13/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-82643). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• themewant

Name

• RT Mega Menu Plugin

Version

• 1.5.0
• 1.5.1
• 1.5.2

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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