Note:
This project will be discontinued after December 13, 2021. [more]
2019-12-27
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.
| Products | Debian_linux, Wordpress |
| Type | Improper Input Validation (CWE-20) |
| First patch | - None (likely due to unavailable code) |
| Patches | https://github.com/WordPress/wordpress-develop/commit/b1975463dd995da19bb40d3fa0786498717e3c53 |
| Links |
• https://www.debian.org/security/2020/dsa-4677
• https://seclists.org/bugtraq/2020/Jan/8 • https://www.debian.org/security/2020/dsa-4599 • https://lists.debian.org/debian-lts-announce/2020/01/msg00010.html • https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/ |