CVE-2021-4396

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-4396
The Rucy plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 0.4.4. This is due to missing or incorrect nonce validation on the save_rc_post_meta() function. This makes it possible for unauthenticated attackers to save post meta via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

4.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ Not Applicable
https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ Third Party Advisory
https://plugins.trac.wordpress.org/browser/rucy/trunk/inc/class-rucy-editor.php#L237 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/595d0401-55b9-418e-8b99-48b23e9a2662?source=cve Third Party Advisory
https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ Not Applicable
https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ Not Applicable
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ Third Party Advisory
https://plugins.trac.wordpress.org/browser/rucy/trunk/inc/class-rucy-editor.php#L237 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/595d0401-55b9-418e-8b99-48b23e9a2662?source=cve Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:rucy_project:rucy:*:*:*:*:*:wordpress:*:*
History

21 Nov 2024, 06:37

Type Values Removed Values Added
References () https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ - Not Applicable () https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ - Not Applicable
References () https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ - Not Applicable () https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ - Not Applicable
References () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ - Not Applicable () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ - Not Applicable
References () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ - Not Applicable () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ - Not Applicable
References () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ - Not Applicable () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ - Not Applicable
References () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ - Not Applicable () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ - Not Applicable
References () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ - Third Party Advisory () https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ - Third Party Advisory
References () https://plugins.trac.wordpress.org/browser/rucy/trunk/inc/class-rucy-editor.php#L237 - Patch () https://plugins.trac.wordpress.org/browser/rucy/trunk/inc/class-rucy-editor.php#L237 - Patch
References () https://www.wordfence.com/threat-intel/vulnerabilities/id/595d0401-55b9-418e-8b99-48b23e9a2662?source=cve - Third Party Advisory () https://www.wordfence.com/threat-intel/vulnerabilities/id/595d0401-55b9-418e-8b99-48b23e9a2662?source=cve - Third Party Advisory

07 Jul 2023, 20:31

Type Values Removed Values Added
References (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ - (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ - Not Applicable
References (MISC) https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ - (MISC) https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ - Not Applicable
References (MISC) https://plugins.trac.wordpress.org/browser/rucy/trunk/inc/class-rucy-editor.php#L237 - (MISC) https://plugins.trac.wordpress.org/browser/rucy/trunk/inc/class-rucy-editor.php#L237 - Patch
References (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ - (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ - Not Applicable
References (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ - (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ - Third Party Advisory
References (MISC) https://www.wordfence.com/threat-intel/vulnerabilities/id/595d0401-55b9-418e-8b99-48b23e9a2662?source=cve - (MISC) https://www.wordfence.com/threat-intel/vulnerabilities/id/595d0401-55b9-418e-8b99-48b23e9a2662?source=cve - Third Party Advisory
References (MISC) https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ - (MISC) https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ - Not Applicable
References (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ - (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ - Not Applicable
References (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ - (MISC) https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ - Not Applicable
CPE cpe:2.3:a:rucy_project:rucy:*:*:*:*:*:wordpress:*:*

03 Jul 2023, 01:10

Type Values Removed Values Added
New CVE
Information

Published : 2023-07-01 06:15

Updated : 2024-11-21 06:37

NVD link : CVE-2021-4396

Mitre link : CVE-2021-4396

CVE.ORG link : CVE-2021-4396

JSON object : View

Products Affected

rucy_project

  • rucy
CWE

No CWE.