How severe is CVE-2024-39663?

CVE-2024-39663 has a CVSS 3.x base score of 7.1, rated high 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 low.

Is CVE-2024-39663 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-39663?

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-2024-39663 have an EU (EUVD) identifier?

Yes. CVE-2024-39663 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38168.

When was CVE-2024-39663 published?

CVE-2024-39663 was published on 2024-08-01 and last updated on 2026-06-17.

CVE-2024-39663

CVE-2024-39663 is a high-severity vulnerability with a CVSS 3.x base score of 7.1. 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: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38168
Weakness: CWE-79
Published: 2024-08-01
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Epsiloncool WP Fast Total Search fulltext-search.This issue affects WP Fast Total Search: from n/a through <= 1.68.232.

Frequently asked questions

What is CVE-2024-39663?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Epsiloncool WP Fast Total Search fulltext-search.This issue affects WP Fast Total Search: from n/a through <= 1.68.232.
How severe is CVE-2024-39663?: CVE-2024-39663 has a CVSS 3.x base score of 7.1, rated high 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 low.
Is CVE-2024-39663 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-39663?: 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-2024-39663 have an EU (EUVD) identifier?: Yes. CVE-2024-39663 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38168.
When was CVE-2024-39663 published?: CVE-2024-39663 was published on 2024-08-01 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/fulltext-search/vulnerability/wordpress-wp-fast-total-search-plugin-1-68-232-cross-site-scripting-xss-vulnerability?_s_id=cve

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