CVE-2026-8870
Stored XSS in Team Master 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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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wpbeaverbuilder | the_team_master | to 1.1.2 (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 vulnerability exists in the Team Master – A Modern WordPress Team Showcase plugin for WordPress, affecting all versions up to and including 1.1.2.
It is a Stored Cross-Site Scripting (XSS) vulnerability that occurs via shortcode attributes due to insufficient input sanitization and output escaping.
This allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages, which execute whenever a user accesses the injected page.
How can this vulnerability impact me? :
This vulnerability can allow an attacker with contributor-level access or above to inject malicious scripts into website pages.
When other users visit these pages, the injected scripts will execute in their browsers, potentially leading to theft of sensitive information, session hijacking, or other malicious actions.
The CVSS score of 6.4 indicates a medium severity with network attack vector, low attack complexity, and no user interaction required.