CVE-2021-4381 - CVE House
Back to Database
Status published Critical CVE-2021-4381

uListing <= 1.6.6 - Unauthenticated Options Changes via wp_route

Vulnerability Description

The uListing plugin for WordPress is vulnerable to authorization bypass via wp_route due to missing capability checks, and a missing security nonce, in the StmListingSingleLayout::import_new_layout method in versions up to, and including, 1.6.6. This makes it possible for unauthenticated attackers to change any WordPress option in the database.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-4381

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Jerome Bruandet

Affected Vendor

Affected Software

Directory Listings WordPress plugin – uListing
Vulnerable Versions:
0

Timeline

Official Publish: June 7th, 2023
Last Modified: April 8th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)