CVE-2019-16222

medium

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

Advisories
More

https://www.debian.org/security/2020/dsa-4677

https://www.debian.org/security/2020/dsa-4599

https://seclists.org/bugtraq/2020/Jan/8

https://lists.debian.org/debian-lts-announce/2019/10/msg00023.html

https://github.com/WordPress/WordPress/commit/30ac67579559fe42251b5a9f887211bf61a8ed68

https://wpvulndb.com/vulnerabilities/9867

https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/

https://core.trac.wordpress.org/changeset/45997

Details

Source: Mitre, NVD

Published: 2019-09-11

Updated: 2023-01-31

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N