CVE-2019-16220
MEDIUM
6.1
CVSS Score
Published: September 11, 2019 at 01:06 PM UTC
Updated: June 17, 2026 at 02:21 AM UTC
2 products affected across 2 vendorsDebian LinuxWordPress
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Severity
MEDIUM6.1
Exploit prediction
EPSS 3%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%WordPress· WordPressdrupal
95%v < 5.2.3
Affected range stops below 5.2.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://core.trac.wordpress.org/changeset/45971
- https://github.com/WordPress/WordPress/commit/c86ee39ff4c1a79b93c967eb88522f5c09614a28
- https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/
- https://www.debian.org/security/2020/dsa-4599
- https://www.debian.org/security/2020/dsa-4677
References (9)
PatchThird Party Advisory
Source: [email protected]
https://github.com/WordPress/WordPress/commit/c86ee39ff4c1a79b93c967eb88522f5c09614a28Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2019/10/msg00023.htmlMailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2020/Jan/8x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2020/dsa-4599Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2020/dsa-4677CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-601
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