Bello < 1.6.0 - Unauthenticated Blind SQL Injection

published 2021-06-01 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11235

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 66.6%; EPSS 66.6% chance of exploitation in 30 days, percentile 99.2%
public exploits: 0; none known

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

Patch / fix

fixed in 1

bold-themes bello 1.6.0

Exploit prediction

66.58% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

wpscan.com https://wpscan.com/vulnerability/7314f9fa-c047-4e0c-b145-940240a50c02 referenced PoC, tagged "exploit" by a source, unverified
m0ze.ru https://m0ze.ru/vulnerability/%5B2021-03-21%5D-%5BWordPress%5D-%5BCWE-89%5D-Bello-WordPress-Theme-v1.5.9.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

BoldThemes Bello - Directory & Listing

Classification

Weakness

CWE-89 Improper Neutralization of Special Elements used in an SQL Command

Technology feeds

WordPress rss critical rss

References

wpscan.com /vulnerability/7314f9fa-c047-4e0c-b145-940240a50c02
exploit, third-party-advisory
m0ze.ru /vulnerability/%5B2021-03-21%5D-%5BWordPress%5D-%5BCWE-89%5D-Bello-WordPress-Theme-v1.5.9.txt
exploit, third-party-advisory

Sources

CVE List CVE-2021-24321
NVD CVE-2021-24321

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary