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.

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
.