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CVE-2016-20071 404-redirection-manager CVE debrief

CVE-2016-20071 is an unauthenticated SQL injection vulnerability in the 404 Redirection Manager plugin version 1.0 for WordPress. The vulnerability 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.

Vendor
404-redirection-manager
Product
Unknown
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of the 404 Redirection Manager plugin version 1.0 for WordPress should be aware of this vulnerability and take steps to mitigate it.

Technical summary

The 404 Redirection Manager plugin version 1.0 for WordPress contains an unauthenticated SQL injection vulnerability. This vulnerability is due to unsanitized user input and allows remote attackers to execute arbitrary SQL queries.

Defensive priority

HIGH

Recommended defensive actions

  • Update to a patched version of the 404 Redirection Manager plugin, if available.
  • Implement input validation and sanitization for user input.
  • Monitor for suspicious activity and implement additional security measures to protect against SQL injection attacks.

Evidence notes

The CVE-2016-20071 vulnerability has a CVSS score of 8.8 and is considered HIGH severity. The vulnerability was published on June 15, 2026, and has not been modified since.

Official resources

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.