{"cve":"CVE-2019-16220","nvd":{"published":"2019-09-11T14:15:11.947","modified":"2026-06-17T02:21:55.423","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-601"],"references":["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://seclists.org/bugtraq/2020/Jan/8","https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/"],"products":["debian:debian_linux","wordpress:wordpress"],"source":"nvd","synced_at":"2026-10-19T20:58:39.700375520+00:00"},"epss":{"cve":"CVE-2019-16220","score":0.0255,"percentile":0.8503,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}