CVE-2021-4338 - Vulnerability Details - OpenCVE

The 404 to 301 plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the open_redirect & save_redirect functions in versions up to, and including, 3.0.7. This makes it possible for authenticated attackers to view, create and edit redirections.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00124.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Duckdev	404 To 301

Configuration 1 [-]

cpe:2.3:a:duckdev:404_to_301:*:*:*:*:*:wordpress:*:*

No data.

No data.

References

Link	Providers
https://blog.nintechnet.com/broken-access-control-vulnerability-fixed-in-wordpress-404-to-301-plugin/
https://plugins.trac.wordpress.org/changeset/2546695/404-to-301
https://wpscan.com/vulnerability/9f147107-bc5a-4a01-9979-cd9e16061f12
https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-404-to-301-redirect-log-and-notify-404-errors-security-bypass-3-0-7/
https://www.wordfence.com/threat-intel/vulnerabilities/id/05d6b27f-b1e5-4bb8-b7db-f8295a5e0d5b?source=cve

History

Wed, 08 Apr 2026 17:00:00 +0000

Type	Values Removed	Values Added
Title		404 to 301 <= 3.0.7 - Missing Authorization to Redirect Creation
Weaknesses		CWE-284

Sat, 21 Dec 2024 00:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Wordfence

Published: 2023-06-07T01:51:11.349Z

Updated: 2026-04-08T16:33:30.671Z

Reserved: 2023-06-06T12:21:05.847Z

Link: CVE-2021-4338

Vulnrichment

Updated: 2024-08-03T17:23:10.745Z

NVD

Status : Modified

Published: 2023-06-07T02:15:12.937

Modified: 2026-04-08T17:16:38.230

Link: CVE-2021-4338

Redhat

No data.

OpenCVE Enrichment

No data.

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