Open Redirect in Wordpress
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.
Vulnerability class: Open Redirect
EPSS: 0.025 (83.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Wordpress
- Debian Debian_linux — versions 8.0, 9.0, 10.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Release Notes, Vendor Advisory)
- cve@mitre.org (Patch, Vendor Advisory)
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2019-16220?
- CVE-2019-16220 is a medium-severity vulnerability in Wordpress, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2019-09-11.
- How severe is CVE-2019-16220?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2019-16220 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.