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CVE-2021-38327

MEDIUM 6.1 CVSS 3.1
Published
September 10, 2021
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:N/UI:R/S:C/C:L/I:L/A:N

Description

The YouTube Video Inserter WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to a reflected $_SERVER["PHP_SELF"] value in the ~/adminUI/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.2.1.0.

Affected WordPress components

  • youtube-video-inserter Plugin · youtube-video-inserter
    Confirmed match Homeless
    From 1.2.1.0 (including) to 1.2.1.0 (including)
    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

  • YouTube Video Inserter YouTube Video Inserter — From 1.2.1.0 (including) to 1.2.1.0 (including)
  • ueberhamm-design youtube_video_inserter — Up to and including 1.2.1.0

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/youtube-video-inserter/trunk/adminUI/settings.php#L67 Exploit, Third Party Advisory
  • www.wordfence.com https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38327 Third Party Advisory
  • nvd.nist.gov Official NVD record