CVE-2019-20041

Published Dec 27, 2019 CVSS 3.1 · 9.8 Critical EPSS 4.5% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2067-1 wordpress security update
Debian DSA Debian DSA DSA-4599-1 wordpress security update
Debian DSA Debian DSA DSA-4677-1 wordpress security update
EUVD EUVD EUVD-2019-10597 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

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 5, 2024, 2:32 AM
Reserved
Dec 27, 2019, 12:00 AM
Status
Modified
Published
Dec 27, 2019, 8:15 AM
Modified
Jun 17, 2026, 2:29 AM