Vulnerability in WordPress Affects URL Sanitization Leading to Potential XSS Attacks
CVE-2019-16222

6.1MEDIUM

Key Information:

Vendor

Wordpress
Status
WordPress
Vendor
CVE Published:
11 September 2019

What is CVE-2019-16222?

A vulnerability has been identified in WordPress versions prior to 5.2.3, where improper URL sanitization within the wp_kses_bad_protocol_once function can lead to cross-site scripting (XSS) attacks. This allows an attacker to inject malicious scripts that may execute in the context of the user’s browser, potentially compromising user data and web application integrity.

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References

https://wpvulndb.com/vulnerabilities/9867
x_refsource_MISC
https://wordpress.org/news/2019/09/wordpress-5-2-3-securi...
x_refsource_MISC
https://core.trac.wordpress.org/changeset/45997
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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