CVE-2023-5666: Accordion <= 2.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
The Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'tcpaccordion' shortcode in all versions up to, and including, 2.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
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Frequently Asked Questions
What is CVE-2023-5666?
CVE-2023-5666 is a vulnerability found in the Accordion plugin for WordPress that allows for Stored Cross-Site Scripting attacks.
What is the severity of CVE-2023-5666?
The severity of CVE-2023-5666 is medium, with a severity value of 6.4.
How does CVE-2023-5666 affect the Accordion plugin for WordPress?
CVE-2023-5666 affects all versions of the Accordion plugin for WordPress up to, and including, 2.6.
How can I fix CVE-2023-5666 in the Accordion plugin for WordPress?
To fix CVE-2023-5666, ensure that you have updated the Accordion plugin for WordPress to version 2.7 or above.
What is Cross-Site Scripting (XSS) vulnerability?
Cross-Site Scripting (XSS) is a type of security vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users.