Cross-site Scripting (XSS) Affecting wordpress package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

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)

How to fix?

There is no fixed version for Ubuntu:25.10 wordpress.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wordpress package and not the wordpress package as distributed by Ubuntu. See How to fix? for Ubuntu:25.10 relevant fixed versions and status.

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

CVSS Base Scores

version 3.1