Fancy Product Designer <= 4.7.4 Admin+ SQL Injection

published 2022-02-16 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-34004

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.4%; EPSS 1.4% chance of exploitation in 30 days, percentile 73%
public exploits: 0; none known

The Fancy Product Designer WordPress plugin is vulnerable to SQL Injection due to insufficient escaping and parameterization of the ID parameter found in the ~/inc/api/class-view.php file which allows attackers with administrative level permissions to inject arbitrary SQL queries to obtain sensitive information, in versions up to and including 4.7.4.

Patch / fix

fixed in 1

radykal fancy_product_designer 4.7.5

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 21 mo ago (2025-01-31)

Exploit prediction

1.44% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

wordfence.com https://www.wordfence.com/vulnerability-advisories/#CVE-2021-4134 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

Fancy Product Designer Fancy Product Designer

Classification

Weakness

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

Technology feeds

WordPress rss critical rss

References

wordfence.com /vulnerability-advisories/#CVE-2021-4134
exploit, third-party-advisory
support.fancyproductdesigner.com /support/discussions/topics/13000031264
release-notes, vendor-advisory

Sources

CVE List CVE-2021-4134
NVD CVE-2021-4134

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