CVE-2019-16222

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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 84%
VendorProductVersion
wordpresswordpress
𝑥
< 5.2.3
debiandebian_linux
8.0
debiandebian_linux
9.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wordpress
bullseye (security)
5.7.11+dfsg1-0+deb11u1
fixed
bullseye
5.7.11+dfsg1-0+deb11u1
fixed
bookworm
6.1.6+dfsg1-0+deb12u1
fixed
bookworm (security)
6.1.6+dfsg1-0+deb12u1
fixed
sid
6.6.1+dfsg1-1
fixed
trixie
6.6.1+dfsg1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wordpress
noble
needed
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needed
impish
ignored
hirsute
ignored
groovy
ignored
focal
needed
eoan
ignored
disco
ignored
bionic
needed
xenial
needed
trusty
dne
Common Weakness Enumeration
References
https://core.trac.wordpress.org/changeset/45997
https://github.com/WordPress/WordPress/commit/30ac67579559fe42251b5a9f887211bf61a8ed68
https://lists.debian.org/debian-lts-announce/2019/10/msg00023.html
https://seclists.org/bugtraq/2020/Jan/8
https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/
https://wpvulndb.com/vulnerabilities/9867
https://www.debian.org/security/2020/dsa-4599
https://www.debian.org/security/2020/dsa-4677
https://core.trac.wordpress.org/changeset/45997
https://github.com/WordPress/WordPress/commit/30ac67579559fe42251b5a9f887211bf61a8ed68
https://lists.debian.org/debian-lts-announce/2019/10/msg00023.html
https://seclists.org/bugtraq/2020/Jan/8
https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/
https://wpvulndb.com/vulnerabilities/9867
https://www.debian.org/security/2020/dsa-4599
https://www.debian.org/security/2020/dsa-4677