CVE-2019-16220

In WordPress before 5.2.3, validation and sanitization of a URL in wp_validate_redirect in wp-includes/pluggable.php could lead to an open redirect if a provided URL path does not start with a forward slash.

Published: Sep 11, 2019
Updated: Aug 22, 2024
CVE: CVE-2019-16220
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 6.1
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2:

Severity: Medium
Score: 5.8
AV:N/AC:M/Au:N/C:P/I:P/A:N

CWEs:

CWE-601

Affected Software
References

Software	From	Fixed in
WordPress / wordpress	-	5.2.3
debian / debian_linux	8.0	8.0.x
debian / debian_linux	9.0	9.0.x
debian / debian_linux	10.0	10.0.x

https://core.trac.wordpress.org/changeset/45971
https://github.com/WordPress/WordPress/commit/c86ee39ff4c1a79b93c967eb88522f5c09614a28
https://lists.debian.org/debian-lts-announce/2019/10/msg00023.html
https://medium.com/@theodorejackson.us/rediscovering-an-old-vulnerability-cve-2019-16220-d25cc441752f
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/9863
https://www.debian.org/security/2020/dsa-4599
https://www.debian.org/security/2020/dsa-4677

Vulnerability Database

289,599

CVE-2019-16220