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CVE-2025-30523: WordPress Super Simple Subscriptions plugin <= 1.1.0 - SQL Injection vulnerability

• Severity: high (CVSS 7.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-03-24 · updated 2026-06-17
• Weakness: CWE-89

Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Marcel-NL Super Simple Subscriptions super-simple-subscriptions allows SQL Injection.This issue affects Super Simple Subscriptions: from n/a through <= 1.1.0.

Affected products

• Marcel-NL Super Simple Subscriptions: through 1.1.0

References

• https://patchstack.com/database/Wordpress/Plugin/super-simple-subscriptions/vulnerability/wordpress-super-simple-subscriptions-plugin-1-1-0-sql-injection-vulnerability?_s_id=cve

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