Flexible Subscriptions CVEs and Security Vulnerabilities

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CVE-2026-73364

WordPress Flexible Subscriptions plugin <= 1.8.1 - PHP Object Injection vulnerability

Customer PHP Object Injection in Flexible Subscriptions <= 1.8.1 versions.

CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed

Vendors

Wordpress Wpdesk

Products

Wordpress Flexible Subscriptions

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