CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
What the vulnerability does
The WP Tournament Registration plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘field’ parameter in all versions up to, and including, 1.3.0 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.
Explanation of Vulnerability in Simple Terms
WP Tournament Registration versions 1.3.0 and earlier contain a cross-site scripting vulnerability that allows authenticated users to inject malicious scripts. The vulnerability affects the site's scope, potentially impacting other users and administrators. A low-privileged account is required to exploit this issue. Update to a version newer than 1.3.0 to remediate.
What an attacker can do
Inject malicious JavaScript that executes in other users' browsers and affects site functionality.
Potential impact on your site
Authenticated users can inject scripts affecting other visitors and admins; potential data theft or account compromise.
Conditions required to exploit
Attacker must have a low-privileged user account on the site; no user interaction required.
Key dates
External resources
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