How severe is CVE-2024-3561?

CVE-2024-3561 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-2024-3561 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-3561?

CVE-2024-3561 affects Custom Field Suite Project Custom Field Suite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-3561?

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-2024-3561 have an EU (EUVD) identifier?

Yes. CVE-2024-3561 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32147.

When was CVE-2024-3561 published?

CVE-2024-3561 was published on 2024-06-20 and last updated on 2026-06-17.

CVE-2024-3561

CVE-2024-3561 is a high-severity vulnerability in Custom Field Suite Project Custom Field Suite 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-32147
Weakness: CWE-89
Affected product: Custom Field Suite Project Custom Field Suite
Published: 2024-06-20
Last modified: 2026-06-17

Description

The Custom Field Suite plugin for WordPress is vulnerable to SQL Injection via the the 'Term' custom field in all versions up to, and including, 2.6.7 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with contributor-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Frequently asked questions

What is CVE-2024-3561?: The Custom Field Suite plugin for WordPress is vulnerable to SQL Injection via the the 'Term' custom field in all versions up to, and including, 2.6.7 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with contributor-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
How severe is CVE-2024-3561?: CVE-2024-3561 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-2024-3561 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-3561?: CVE-2024-3561 affects Custom Field Suite Project Custom Field Suite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-3561?: 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-2024-3561 have an EU (EUVD) identifier?: Yes. CVE-2024-3561 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32147.
When was CVE-2024-3561 published?: CVE-2024-3561 was published on 2024-06-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:custom_field_suite_project:custom_field_suite:*:*:*:*:*:wordpress:*:*

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