Bug 1776447 (CVE-2019-16222)

Summary:	CVE-2019-16222 wordpress: URL sanitization that can lead to XSS
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	fedora, kevin
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-10-27 10:50:53 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1776448, 1776449
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2019-11-25 17:01:46 UTC

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.

Reference:
https://wpvulndb.com/vulnerabilities/9867

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

Comment 1 Guilherme de Almeida Suckevicz 2019-11-25 17:02:19 UTC

Created wordpress tracking bugs for this issue:

Affects: epel-6 [bug 1776448]
Affects: epel-7 [bug 1776449]