Vulnerability Details CVE-2023-6809
The Custom fields shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's cf shortcode in all versions up to, and including, 0.1 due to insufficient input sanitization and output escaping on user supplied custom post meta values. 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 35.9%
CVSS Severity
CVSS v3 Score 6.4
References
Products affected by CVE-2023-6809
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cpe:2.3:a:gonahkar:custom_fields_shortcode:0.1