CVE-2025-50023mediumCWE-79

CVE-2025-50023: medium-severity vulnerability in Chris Coyier CodePen Embed Block

WordPress CodePen Embed Block plugin <= 1.2.0 - Cross Site Scripting (XSS) Vulnerability

Published 20 Jun 2025 · Updated 28 Apr 2026

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.9epss 0.3%

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Chris Coyier CodePen Embed Block codepen-embed-block allows Stored XSS.This issue affects CodePen Embed Block: from n/a through <= 1.2.0.

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Affected products

Chris Coyier · CodePen Embed Block

References

https://patchstack.com/database/Wordpress/Plugin/codepen-embed-block/vulnerability/wordpress-codepen-embed-block-plugin-1-1-1-cross-site-scripting-xss-vulnerability?_s_id=cve