How severe is CVE-2021-24351?

CVE-2021-24351 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24351?

CVE-2021-24351 affects Posimyth The Plus Addons For Elementor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24351?

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

When was CVE-2021-24351 published?

CVE-2021-24351 was published on 2021-06-14 and last updated on 2026-06-17.

CVE-2021-24351

CVE-2021-24351 is a medium-severity vulnerability in Posimyth The Plus Addons For Elementor with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Posimyth The Plus Addons For Elementor
Published: 2021-06-14
Last modified: 2026-06-17

Description

The theplus_more_post AJAX action of The Plus Addons for Elementor Page Builder WordPress plugin before 4.1.12 did not properly sanitise some of its fields, leading to a reflected Cross-Site Scripting (exploitable on both unauthenticated and authenticated users)

Frequently asked questions

What is CVE-2021-24351?: The theplus_more_post AJAX action of The Plus Addons for Elementor Page Builder WordPress plugin before 4.1.12 did not properly sanitise some of its fields, leading to a reflected Cross-Site Scripting (exploitable on both unauthenticated and authenticated users)
How severe is CVE-2021-24351?: CVE-2021-24351 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24351?: CVE-2021-24351 affects Posimyth The Plus Addons For Elementor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24351?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24351 published?: CVE-2021-24351 was published on 2021-06-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:posimyth:the_plus_addons_for_elementor:*:*:*:*:*:wordpress:*:*

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