CVE-2019-16220
MEDIUM severity · CVSS 6.1 · CWE-601
6.1CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactLow
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://core.trac.wordpress.org/changeset/45971 ↗
Additional information
- NVD record
- https://core.trac.wordpress.org/changeset/45971Patch
- https://github.com/WordPress/WordPress/commit/c86ee39ff4c1a79b93c967eb88522f5c09614a28Patch
- https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/Advisory
- https://lists.debian.org/debian-lts-announce/2019/10/msg00023.htmlAdvisory
- https://seclists.org/bugtraq/2020/Jan/8Advisory
- https://wpvulndb.com/vulnerabilities/9863Advisory
- https://www.debian.org/security/2020/dsa-4599Advisory
- https://www.debian.org/security/2020/dsa-4677Advisory