CVE-2019-16220
MEDIUMWordPress < 5.2.3 - Open Redirect via wp_validate_redirect URL Path
Title source: llmDescription
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.
References (9)
Core 9
Core References
Various Sources
https://medium.com/@theodorejackson.us/rediscovering-an-old-vulnerability-cve-2019-16220-d25cc441752f
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2019/10/msg00023.html
Mailing List, Third Party Advisory mailing-list
https://seclists.org/bugtraq/2020/Jan/8
Third Party Advisory vendor-advisory
https://www.debian.org/security/2020/dsa-4599
Third Party Advisory vendor-advisory
https://www.debian.org/security/2020/dsa-4677
Patch, Vendor Advisory
https://core.trac.wordpress.org/changeset/45971
Patch, Third Party Advisory
https://github.com/WordPress/WordPress/commit/c86ee39ff4c1a79b93c967eb88522f5c09614a28
Release Notes, Vendor Advisory
https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/
Third Party Advisory
https://wpvulndb.com/vulnerabilities/9863
Scores
CVSS v3
6.1
EPSS
0.0082
EPSS Percentile
74.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-601
Status
published
Products (4)
debian/debian_linux
8.0
debian/debian_linux
9.0
debian/debian_linux
10.0
wordpress/wordpress
< 5.2.3
Published
Sep 11, 2019
Tracked Since
Feb 18, 2026