How severe is CVE-2021-4335?

CVE-2021-4335 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2021-4335 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4335?

CVE-2021-4335 affects Radykal Fancy Product Designer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4335?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-4335 published?

CVE-2021-4335 was published on 2023-10-20 and last updated on 2026-06-17.

CVE-2021-4335

CVE-2021-4335 is a medium-severity vulnerability in Radykal Fancy Product Designer with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-285.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Radykal Fancy Product Designer
Published: 2023-10-20
Last modified: 2026-06-17

Description

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 sensitive information not associated with their own account.

Frequently asked questions

What is CVE-2021-4335?: 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 sensitive information not associated with their own account.
How severe is CVE-2021-4335?: CVE-2021-4335 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2021-4335 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4335?: CVE-2021-4335 affects Radykal Fancy Product Designer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4335?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4335 published?: CVE-2021-4335 was published on 2023-10-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:radykal:fancy_product_designer:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Radykal Fancy Product Designer

CVE-2021-24370 — Critical (CVSS 9.8): The Fancy Product Designer WordPress plugin before 4.6.9 allows unauthenticated attackers to upload arbitrary files,…
CVE-2021-4334 — High (CVSS 8.8): The Fancy Product Designer plugin for WordPress is vulnerable to unauthorized modification of site options due to a…
CVE-2021-4096 — High (CVSS 8.8): The Fancy Product Designer plugin for WordPress is vulnerable to Cross-Site Request Forgery via the FPD_Admin_Import…
CVE-2021-4134 — High (CVSS 7.2): The Fancy Product Designer WordPress plugin is vulnerable to SQL Injection due to insufficient escaping and…
CVE-2024-0365 — Medium (CVSS 6.5): The Fancy Product Designer WordPress plugin before 6.1.5 does not properly sanitise and escape a parameter before using…
CVE-2024-0905 — Medium (CVSS 6.3): The Fancy Product Designer WordPress plugin before 6.1.8 does not sanitise and escape a parameter before outputting it…

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