CVE-2026-8869
Stored XSS in Mutual Funds Data WordPress Plugin
Publication date: 2026-05-27
Last updated on: 2026-05-27
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mutual_funds_data | plugin | to 1.2.1 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The Mutual Funds Data plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in versions up to and including 1.2.1. This vulnerability occurs because the plugin does not properly sanitize or escape user input in the 'title' shortcode attribute within the mfd_shortcode() function. As a result, an attacker with Contributor-level access or higher can inject malicious scripts into pages via the 'title' attribute, which will then execute whenever any user views the affected page.
How can this vulnerability impact me? :
This vulnerability can allow an attacker with Contributor-level access to inject arbitrary web scripts into pages on a WordPress site using the Mutual Funds Data plugin. These scripts can execute in the browsers of users who visit the infected pages, potentially leading to theft of user credentials, session hijacking, defacement, or other malicious actions. Because the attack is stored, the malicious code persists and affects all users who access the compromised content.