Cross-site Scripting (XSS) The advisory has been revoked - it doesn't affect any version of package wordpress  (opens in a new tab)


Threat Intelligence

EPSS
1.53% (72nd percentile)

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  • Snyk IDSNYK-UBUNTU2510-WORDPRESS-15026357
  • published17 Jan 2026
  • disclosed11 Sept 2019

Introduced: 11 Sep 2019

CVE-2019-16217  (opens in a new tab)
CWE-79  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:25.10.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wordpress package and not the wordpress package as distributed by Ubuntu.

WordPress before 5.2.3 allows XSS in media uploads because wp_ajax_upload_attachment is mishandled.