CVE-2019-16222

MEDIUM 6.1CVE-2019-16222 · Published 11/09/2019 · updated 17/06/2026

Package	Affected versions	Patched versions
wordpress wordpress	`< 5.2.3`	`5.2.3`

Description

WordPress before 5.2.3 has an issue with URL sanitization in wp_kses_bad_protocol_once in wp-includes/kses.php that can lead to cross-site scripting (XSS) attacks.

References

core.trac.wordpress.org/changeset/45997 · Patch
WordPress/WordPress commit 30ac675 · Patch
lists.debian.org/debian-lts-announce/2019/10/msg00023.html · Mailing List
seclists.org/bugtraq/2020/Jan/8 · Mailing List
wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release · Release Notes
wpvulndb.com/vulnerabilities/9867 · Exploit
debian.org/security/2020/dsa-4599 · Third Party Advisory
debian.org/security/2020/dsa-4677 · Third Party Advisory

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