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CVE-2023-4841

MEDIUM 5.4 CVSS 3.1
Published
September 14, 2023
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

The Feeds for YouTube plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'youtube-feed' shortcode in versions up to, and including, 2.1 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.

Affected WordPress components

  • Feeds for YouTube (YouTube video, channel, and gallery plugin) Plugin · feeds-for-youtube
    Confirmed match Active
    Up to and including 2.1
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • smub Feeds for YouTube (YouTube video, channel, and gallery plugin) — Up to and including 2.1
  • smashballoon feeds_for_youtube — Up to and including 2.1

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/feeds-for-youtube/tags/2.1/templates/feed.php#L33 Issue Tracking
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2966017/feeds-for-youtube#file564 Patch
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/376e2638-a873-4142-ad7d-067ae3333709?source=cve Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record