Authorization Bypass in uListing Plugin for WordPress
CVE-2021-4341

9.8CRITICAL

Key Information:

Vendor

Wordpress
Status
Directory Listings WordPress Plugin – Ulisting
Vendor
CVE Published:
7 June 2023

What is CVE-2021-4341?

The uListing plugin for WordPress has a vulnerability that allows for an authorization bypass via AJAX. This is caused by inadequate capability checks, lack of input validation, and absence of a security nonce in the stm_update_email_data AJAX action. As a result, unauthenticated attackers can alter any WordPress option stored in the database, posing a significant security threat to WordPress installations using this plugin.

Affected Version(s)

Directory Listings WordPress plugin – uListing * < 1.7

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://blog.nintechnet.com/wordpress-ulisting-plugin-fix...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jerome Bruandet
.