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 Applink plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘title’ parameter in all versions up to, and including, 0.4.1 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 Applink versions 0.4.1 and earlier contain a cross-site scripting (XSS) vulnerability that allows authenticated users to inject malicious scripts affecting other users. The vulnerability has a changed scope, meaning the impact extends beyond the vulnerable component itself. Site administrators should update to a version newer than 0.4.1 as soon as a patch becomes available.
What an attacker can do
Inject malicious scripts that execute in other users' browsers and affect site functionality.
Potential impact on your site
Authenticated users can inject scripts affecting other users' sessions and site behavior; scope is changed, so impact extends beyond the plugin.
Conditions required to exploit
Attacker must have a low-privilege user account (e.g., subscriber or contributor role) on the site.
Key dates
External resources
Related vulnerabilities
