WORDPRESS · AUGUST 2026 · EARLY WARNING

Kadence Memberships WordPress Plugin Vulnerable to Account Takeover

EARLY WARNING · UNCONFIRMED. This page describes a developing threat that 0Day surfaced from early signals and has not yet independently confirmed. Details may change. Always verify against the primary sources before acting.

CVE-2026-9273Severity: CRITICAL

The Kadence Memberships plugin for WordPress is reportedly vulnerable to password reset link poisoning leading to account takeover in all versions up to, and including, 4.0.0.

What happened

An early warning has been issued regarding a critical vulnerability in the Kadence Memberships plugin for WordPress. The vulnerability, tracked as CVE-2026-9273 with a CVSS score of 9.3, appears to allow unauthenticated attackers to poison password reset links, potentially leading to account takeover. This is due to unvalidated sinks in the lost-password handler. The vulnerability affects all versions of the plugin up to, and including, 4.0.0. The issue is under investigation and it is recommended to upgrade to a patched version as soon as it becomes available. For more details, consult the primary sources.

How 0Day mitigates this

MATCHED TO YOUR ACTUAL DEPENDENCY GRAPH0Day matches every incoming threat signal against your GitHub organization’s full dependency graph, including transitive dependencies. If kadence memberships is anywhere in your dependency tree, the engineers who own the affected repositories get a push alert the moment it is flagged — no manual audit to remember to run.

Read how this differs from waiting on a scanner to catch a known advisory, or see the exact, read-only access 0Day needs to do this for an organization.

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