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CVE-2019-20041

CVE-2019-20041

EPSS 4.7%
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.
Affected products
n/a · n/a

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References
https://github.com/WordPress/wordpress-develop/commit/b1975463dd995da19bb40d3fa0786498717e3c53https://lists.debian.org/debian-lts-announce/2020/01/msg00010.htmlhttps://seclists.org/bugtraq/2020/Jan/8https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/https://www.debian.org/security/2020/dsa-4599https://www.debian.org/security/2020/dsa-4677