CVE-2021-24321

Name: CVE-2021-24321
Creator: NVD / NIST
Published: 2021-06-01T14:15:09.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 66.58%

Last modified Jun 17, 2026

CVE-2021-24321 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Bello - Directory & Listing WordPress theme before 1.6.0 did not sanitise the bt_bb_listing_field_price_range_to, bt_bb_listing_field_now_open, bt_bb_listing_field_my_lng, listing_list_view and bt_bb_listing_field_my_lat parameters before using them in a SQL statement, leading to SQL Injection issues. EPSS estimates a 66.58% chance of exploitation in the next 30 days.

Description

The Bello - Directory & Listing WordPress theme before 1.6.0 did not sanitise the bt_bb_listing_field_price_range_to, bt_bb_listing_field_now_open, bt_bb_listing_field_my_lng, listing_list_view and bt_bb_listing_field_my_lat parameters before using them in a SQL statement, leading to SQL Injection issues

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

66.58%

99.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Bold-Themes	Bello	< 1.6.0

References

https://m0ze.ru/vulnerability/%5B2021-03-21%5D-%5BWordPress%5D-%5BCWE-89%5D-Bello-WordPress-Theme-v1.5.9.txtExploit, Third Party Advisory
https://wpscan.com/vulnerability/7314f9fa-c047-4e0c-b145-940240a50c02Exploit, Third Party Advisory
https://m0ze.ru/vulnerability/%5B2021-03-21%5D-%5BWordPress%5D-%5BCWE-89%5D-Bello-WordPress-Theme-v1.5.9.txtExploit, Third Party Advisory
https://wpscan.com/vulnerability/7314f9fa-c047-4e0c-b145-940240a50c02Exploit, Third Party Advisory

Timeline

Published: Jun 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24321?

How severe is CVE-2021-24321?

CVE-2021-24321 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 66.58% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24321?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24321?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST