CVE-2021-4339

HIGH

uListing plugin <1.6.6 - Auth Bypass

Title source: llm
STIX 2.1

Description

The uListing plugin for WordPress is vulnerable to authorization bypass due to a missing capability check in the "ulisting/includes/route.php" file on the /1/api/ulisting-user/search REST-API route in versions up to, and including, 1.6.6. This makes it possible for unauthenticated attackers to retrieve the list of all users and their email address in the database.

Scores

CVSS v3 7.5
EPSS 0.0095
EPSS Percentile 56.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-862
Status published
Products (2)
stylemix/Directory Listings WordPress plugin – uListing < 1.7
stylemixthemes/ulisting < 1.6.6
Published Jun 07, 2023
Tracked Since Feb 18, 2026