CVSS 3.1 Score 5.4 of 10 (medium)


Published Nov 7, 2023
Updated: Nov 20, 2023


CVE-2023-5669 is a vulnerability affecting the Featured Image Caption plugin for WordPress in all versions up to and including 0.8.10. The vulnerability allows authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts through the plugin's shortcode and post meta. This can lead to stored cross-site scripting, where the injected scripts execute whenever a user accesses an affected page. The vulnerability has a risk score of 25 and a base severity of MEDIUM according to NIST's National Vulnerability Database. To remediate this vulnerability, users should update the plugin to a version that includes sufficient input sanitization and output escaping. The potential danger posed by this vulnerability is that it can be exploited by attackers to execute malicious scripts on affected WordPress sites, potentially compromising user data and system integrity.

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