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.
Published: 2019-12-27
Score: 9.8 Critical
EPSS: 1.4% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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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

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Subscriptions

Debian Debian Linux
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

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

Reserved: 2019-12-27T00:00:00.000Z

Link: CVE-2019-20041

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

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

Modified: 2024-11-21T04:37:56.500

Link: CVE-2019-20041

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses