Vulnerability Details : CVE-2021-4338

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.
Published 2023-06-07 02:15:13
Updated 2023-06-13 15:56:23
Source Wordfence
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Exploit prediction scoring system (EPSS) score for CVE-2021-4338

EPSS FAQ
0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-4338

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.4
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
2.3
2.7
 NIST
6.4
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
3.1
2.7
 Wordfence

CWE ids for CVE-2021-4338

  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: security@wordfence.com (Secondary)
  • The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-4338

Products affected by CVE-2021-4338

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