wp_kses_bad_protocol in wp-includes/kses.php in WordPress before 5.3.1 mishandles the HTML5 colon named entity, allowing attackers to bypass input sanitization, as demonstrated by the javascript: substring.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-12-27T07:14:52

Updated: 2024-08-05T02:32:10.499Z

Reserved: 2019-12-27T00:00:00

Link: CVE-2019-20041

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2019-12-27T08:15:09.683

Modified: 2022-11-23T20:12:36.217

Link: CVE-2019-20041

cve-icon Redhat

No data.