CVE-2026-1044
Stored XSS in Tennis Court Bookings Plugin Admin Settings
Publication date: 2026-02-19
Last updated on: 2026-02-19
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wp_tennis_court_bookings | tennis_court_bookings | to 1.2.7 (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 Tennis Court Bookings plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in all versions up to and including 1.2.7. This vulnerability arises because the plugin does not properly sanitize input or escape output in the admin settings. As a result, an attacker with administrator-level permissions or higher can inject malicious web scripts into pages. These scripts will execute whenever a user accesses the affected page.
This vulnerability specifically affects multi-site WordPress installations or installations where the unfiltered_html capability has been disabled.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
How can this vulnerability impact me? :
This vulnerability allows an authenticated attacker with administrator-level permissions to inject arbitrary scripts into pages. These scripts can execute in the context of users who visit the injected pages, potentially leading to unauthorized actions such as stealing session cookies, performing actions on behalf of users, or defacing the website.
Because the vulnerability requires high privileges and affects multi-site or restricted HTML installations, the risk is somewhat limited but still significant in those environments.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, ensure that you update the Tennis Court Bookings plugin for WordPress to a version later than 1.2.7 where the issue is fixed.
Additionally, review your WordPress multi-site installations and configurations where unfiltered_html is disabled, as these are the affected environments.
Limit administrator-level permissions to trusted users only, since the vulnerability requires authenticated attackers with such permissions.