How severe is CVE-2021-4447?

CVE-2021-4447 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-4447 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4447?

CVE-2021-4447 affects Wpdeveloper Essential Addons For Elementor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4447?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2021-4447 have an EU (EUVD) identifier?

Yes. CVE-2021-4447 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-34632.

When was CVE-2021-4447 published?

CVE-2021-4447 was published on 2024-10-16 and last updated on 2026-06-17.

CVE-2021-4447

CVE-2021-4447 is a high-severity vulnerability in Wpdeveloper Essential Addons For Elementor with a CVSS 3.x base score of 8.8. 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-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2021-34632
Weakness: CWE-862
Affected product: Wpdeveloper Essential Addons For Elementor
Published: 2024-10-16
Last modified: 2026-06-17

Description

The Essential Addons for Elementor plugin for WordPress is vulnerable to privilege escalation in versions up to and including 4.6.4 due to a lack of restrictions on who can add a registration form and a custom registration role to an Elementor created page. This makes it possible for attackers with access to the Elementor page builder to create a new registration form that defaults to the user role being set to administrator and subsequently register as an administrative user.

Frequently asked questions

What is CVE-2021-4447?: The Essential Addons for Elementor plugin for WordPress is vulnerable to privilege escalation in versions up to and including 4.6.4 due to a lack of restrictions on who can add a registration form and a custom registration role to an Elementor created page. This makes it possible for attackers with access to the Elementor page builder to create a new registration form that defaults to the user role being set to administrator and subsequently register as an administrative user.
How severe is CVE-2021-4447?: CVE-2021-4447 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-4447 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4447?: CVE-2021-4447 affects Wpdeveloper Essential Addons For Elementor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4447?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2021-4447 have an EU (EUVD) identifier?: Yes. CVE-2021-4447 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-34632.
When was CVE-2021-4447 published?: CVE-2021-4447 was published on 2024-10-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wpdeveloper:essential_addons_for_elementor:*:*:*:*:lite:wordpress:*:*

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