What is CVE-2021-4340?

CVE-2021-4340 is a critical-severity vulnerability in Stylemix Directory Listings Wordpress Plugin – Ulisting, classified under SQL Injection. CVSS score: 9.8/10. Published 2023-06-07.

How severe is CVE-2021-4340?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-4340 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Stylemix Directory Listings Wordpress Plugin – Ulisting

CVE-2021-4340

The uListing plugin for WordPress is vulnerable to generic SQL Injection via the ‘listing_id’ parameter in versions up to, and including, 1.6.6 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation…

Vulnerability class: SQL Injection

EPSS: 0.012 (63.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Stylemix Directory Listings Wordpress Plugin – Ulisting — versions 0
Stylemixthemes Ulisting

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

20142995/nuclei-templates

References

security@wordfence.com (Third Party Advisory)
security@wordfence.com (Exploit)

Frequently asked questions

What is CVE-2021-4340?: CVE-2021-4340 is a critical-severity vulnerability in Stylemix Directory Listings Wordpress Plugin – Ulisting, classified under SQL Injection. CVSS score: 9.8/10. Published 2023-06-07.
How severe is CVE-2021-4340?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-4340 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.