CVE-2021-4335: The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized access to data and modification

Q: How do I fix CVE-2021-4335?

fancy product designer: upgrade to 4.7.0. Exact commands for each OS are on this page.

Q: Is CVE-2021-4335 being exploited?

CVE-2021-4335 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-4335 affect?

CVE-2021-4335 affects fancy product designer. Severity is medium (CVSS 6.3). The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized access to data and modification of plugin settings due to a missing capability check on multiple AJAX functions in versions up to, and including, 4.6.9. This make

Q: How urgent is CVE-2021-4335?

Priority 31/100. No elevated risk signals yet.

Routine

MEDIUM 6.3UPGRADE

CVE-2021-4335 is a medium-severity flaw (CVSS 6.3) affecting fancy product designer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized access to data and modification of plugin settings due to a missing capability check on multiple AJAX functions in versions up to, and including, 4.6.9. This makes it possible for authenticated attackers with subscriber-level permissions to modify plugin settings, including retrieving arbitrary order information or creating/updating/deleting products, orders, or other s

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-285
Published	2023-10-20
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: radykal

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-10-20 07:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

radykal fancy product designer UPGRADE

Affected: < 4.7.0

Fixed in: 4.7.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy fancy-product-designer || rpm -q fancy-product-designer || fancy-product-designer --version

2. UPGRADE to 4.7.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade fancy-product-designer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade fancy-product-designer

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-4335?

fancy product designer: upgrade to 4.7.0. Exact commands for each OS are on this page.

Is CVE-2021-4335 being exploited?

CVE-2021-4335 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-4335 affect?

CVE-2021-4335 affects fancy product designer. Severity is medium (CVSS 6.3). The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized access to data and modification of plugin settings due to a missing capability check on multiple AJAX functions in versions up to, and including, 4.6.9. This make

How urgent is CVE-2021-4335?

Priority 31/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2024-0905 MEDIUM 6.3 UPGRADE The Fancy Product Designer WordPress plugin before 6.1.8 does not sanitise and escape a parameter before outpu
CVE-2024-0904 MEDIUM 5.9 UPGRADE The Fancy Product Designer WordPress plugin before 6.1.81 does not sanitise and escape some of its settings, w
CVE-2024-0902 MEDIUM 4.8 UPGRADE The Fancy Product Designer WordPress plugin before 6.1.81 does not sanitise and escape some of its settings, w
CVE-2024-0365 MEDIUM 6.5 UPGRADE The Fancy Product Designer WordPress plugin before 6.1.5 does not properly sanitise and escape a parameter bef
CVE-2021-4334 HIGH 8.8 UPGRADE The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized modification of site options due

References

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