CVE-2023-40609: WordPress Contact form 7 Custom validation Plugin <= 1.1.3 is vulnerable to SQL Injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-11-06 · updated 2026-06-17
Weakness: CWE-89

Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Aiyaz, maheshpatel Contact form 7 Custom validation allows SQL Injection.This issue affects Contact form 7 Custom validation: from n/a through 1.1.3.

Affected products

Aiyaz, maheshpatel Contact form 7 Custom validation: 1.1.3

References

https://patchstack.com/database/vulnerability/cf7-field-validation/wordpress-contact-form-7-custom-validation-plugin-1-1-3-unauth-sql-injection-vulnerability?_s_id=cve
https://patchstack.com/database/vulnerability/cf7-field-validation/wordpress-contact-form-7-custom-validation-plugin-1-1-3-unauth-sql-injection-vulnerability?_s_id=cve

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