How severe is CVE-2021-24891?

CVE-2021-24891 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-2021-24891 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24891?

CVE-2021-24891 affects Elementor Website Builder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24891?

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

When was CVE-2021-24891 published?

CVE-2021-24891 was published on 2021-11-23 and last updated on 2026-06-17.

CVE-2021-24891

CVE-2021-24891 is a medium-severity vulnerability in Elementor Website Builder with a CVSS 3.x base score of 6.1. Its EPSS exploit-prediction score of 24% places it in the 98th percentile, indicating an elevated likelihood of exploitation. 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: 24% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Elementor Website Builder
Published: 2021-11-23
Last modified: 2026-06-17

Description

The Elementor Website Builder WordPress plugin before 3.4.8 does not sanitise or escape user input appended to the DOM via a malicious hash, resulting in a DOM Cross-Site Scripting issue.

Frequently asked questions

What is CVE-2021-24891?: The Elementor Website Builder WordPress plugin before 3.4.8 does not sanitise or escape user input appended to the DOM via a malicious hash, resulting in a DOM Cross-Site Scripting issue.
How severe is CVE-2021-24891?: CVE-2021-24891 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-2021-24891 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24891?: CVE-2021-24891 affects Elementor Website Builder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24891?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24891 published?: CVE-2021-24891 was published on 2021-11-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:elementor:website_builder:*:*:*:*:*:wordpress:*:*

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