Cross-Site Request Forgery Vulnerability in wp-mpdf Plugin by WordPress
CVE-2021-4416

4.3MEDIUM

Key Information:

Vendor

Wordpress
Status
WP-mPDF
Vendor
CVE Published:
12 July 2023

What is CVE-2021-4416?

The wp-mpdf plugin for WordPress contains a vulnerability that allows unauthenticated attackers to exploit insufficient nonce validation in the mpdf_admin_savepost() function. By leveraging this flaw, attackers can manipulate site administrators into executing unauthorized actions through deceptive requests. This can lead to unauthorized modifications of post data without the admin's knowledge.

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Affected Version(s)

wp-mpdf * <= 3.5.1

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://blog.nintechnet.com/25-wordpress-plugins-vulnerab...
https://blog.nintechnet.com/more-wordpress-plugins-and-th...

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jerome Bruandet
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