CVE-2021-4394

MEDIUM

Locations < 3.2.1 - Cross-Site Request Forgery via saveCustomFields() Function

Title source: llm

Description

The Locations plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.2.1. This is due to missing or incorrect nonce validation on the saveCustomFields() function. This makes it possible for unauthenticated attackers to update custom field meta data via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

References (9)

Core 9

Core References

Not Applicable

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/

Exploit, Technical Description, Third Party Advisory

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/

Patch

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2548546%40locations&new=2548546%40locations&sfp_email=&sfph_mail=

Third Party Advisory

https://www.wordfence.com/threat-intel/vulnerabilities/id/3df9f237-a861-43fc-8623-d42f84d8d5d1?source=cve

Scores

CVSS v3 4.3

EPSS 0.0047

EPSS Percentile 37.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-352

Status published

Products (2)

goldplugins/locations < 4.0

richardgabriel/Locations < 3.2.1

Published Jul 01, 2023

Tracked Since Feb 18, 2026