CVE-2024-4439

Name of the Vulnerable Software and Affected Versions: WordPress Core versions 6.0 through 6.0.7 WordPress Core versions 6.1 through 6.1.5 WordPress Core versions 6.2 through 6.2.4 WordPress Core versions 6.3 through 6.3.3 WordPress Core versions 6.4 through 6.4.3 WordPress Core versions 6.5 through 6.5.2

Description: The issue is related to a stored Cross-Site Scripting (XSS) flaw in the WordPress Core, specifically in the Avatar block. This vulnerability allows attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The flaw is due to insufficient output escaping on the display name. Both unauthenticated and authenticated attackers can exploit this issue under varying circumstances.

Recommendations: For WordPress Core versions 6.0 through 6.0.7, update to a version later than 6.0.7 or disable the Avatar block until a patch is available. For WordPress Core versions 6.1 through 6.1.5, update to a version later than 6.1.5 or disable the Avatar block until a patch is available. For WordPress Core versions 6.2 through 6.2.4, update to a version later than 6.2.4 or disable the Avatar block until a patch is available. For WordPress Core versions 6.3 through 6.3.3, update to a version later than 6.3.3 or disable the Avatar block until a patch is available. For WordPress Core versions 6.4 through 6.4.3, update to a version later than 6.4.3 or disable the Avatar block until a patch is available. For WordPress Core versions 6.5 through 6.5.2, update to a version later than 6.5.2 or disable the Avatar block until a patch is available.