Cross-Site Request Forgery Vulnerability in WP Fastest Cache Plugin for WordPress
CVE-2023-1920

4.3MEDIUM

Key Information:

Vendor

Wordpress
Status
WP Fastest Cache
Vendor
CVE Published:
6 April 2023

What is CVE-2023-1920?

The WP Fastest Cache plugin for WordPress suffers from a Cross-Site Request Forgery vulnerability due to insufficient nonce validation in the wpfc_purgecache_varnish_callback function. This flaw allows unauthorized attackers to issue a cache purge request, potentially disrupting site performance. The exploit requires user interaction, as attackers need to trick site administrators into executing malicious links, resulting in unauthorized cache management.

Affected Version(s)

WP Fastest Cache * <= 1.1.2

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/2893158/wp-f...

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

Marco Wotschka
.