How severe is CVE-2024-3338?

CVE-2024-3338 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-3338 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-3338?

CVE-2024-3338 affects Extendthemes Colibri Page Builder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-3338?

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

Does CVE-2024-3338 have an EU (EUVD) identifier?

Yes. CVE-2024-3338 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31928.

When was CVE-2024-3338 published?

CVE-2024-3338 was published on 2024-05-02 and last updated on 2026-06-17.

CVE-2024-3338

CVE-2024-3338 is a medium-severity vulnerability in Extendthemes Colibri Page Builder with a CVSS 3.x base score of 4.4. 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 4.4)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31928
Weakness: CWE-79
Affected product: Extendthemes Colibri Page Builder
Published: 2024-05-02
Last modified: 2026-06-17

Description

The Colibri Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via image alt data parameter in all versions up to, and including, 1.0.262 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Frequently asked questions

What is CVE-2024-3338?: The Colibri Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via image alt data parameter in all versions up to, and including, 1.0.262 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
How severe is CVE-2024-3338?: CVE-2024-3338 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-3338 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-3338?: CVE-2024-3338 affects Extendthemes Colibri Page Builder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-3338?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-3338 have an EU (EUVD) identifier?: Yes. CVE-2024-3338 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31928.
When was CVE-2024-3338 published?: CVE-2024-3338 was published on 2024-05-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:extendthemes:colibri_page_builder:*:*:*:*:*:wordpress:*:*

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