CVE-2025-11829
BaseFortify
Publication date: 2025-11-11
Last updated on: 2025-11-12
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| five9 | live_chat | 1.1.2 |
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 vulnerability is a Stored Cross-Site Scripting (XSS) issue in the Five9 Live Chat plugin for WordPress. It occurs via the 'toolbar' attribute of the [five9-chat] shortcode in versions up to 1.1.2. Due to insufficient input sanitization and output escaping, authenticated users with contributor-level access or higher can inject malicious web scripts into pages. These scripts execute whenever any user accesses the injected page.
How can this vulnerability impact me? :
This vulnerability can allow attackers with contributor-level access to inject malicious scripts into web pages, which will execute in the browsers of users who visit those pages. This can lead to theft of user data, session hijacking, defacement, or other malicious actions performed in the context of the affected website.