WordPress security changelog
HIGH CVE-2016-20071 Deferred

404 Redirection Manager: SQL injection

404 Redirection Manager is affected by SQL injection. The vulnerable path is reachable without authentication. A successful request can alter database queries and expose or modify WordPress data. The published affected range is 1.0.

CVE / CNA score 8.8 CVSS 4.0 · disclosure@vulncheck.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
404 Redirection Manager
Plugin slug
404-redirection-manager
Affected
1.0
Safe version
See mitigation notes
Published
Jun 15, 2026
Weakness
CWE-89 — Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

This CVE was published Jun 15, 2026 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update 404 Redirection Manager to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The 404 Redirection Manager plugin version 1.0 for WordPress contains an unauthenticated SQL injection vulnerability that allows remote attackers to execute arbitrary SQL queries by injecting malicious code through unsanitized user input. Attackers can craft GET requests with SQL injection payloads to manipulate database queries and extract sensitive information from the WordPress database.

CVE / CNA vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary and upstream sources