CVE-2026-17520

The Newsletters WordPress plugin before 4.17 fails to generate its API key from a sufficiently random source, instead deriving it from a publicly known value . When the plugin's optional API is enabled, this allows unauthenticated attackers to compute the key and perform privileged actions such a...

CVE-2026-17520 Newsletters < 4.17 - Unauthenticated API Access via Predictable API Key

The Newsletters WordPress plugin before 4.17 does not generate its API key using a sufficiently random source, deriving it from a publicly known value, allowing unauthenticated attackers to compute the key and perform privileged actions such as adding and deleting subscribers and sending emails,...

EUVD-2026-68045

The Newsletters WordPress plugin before 4.17 does not generate its API key using a sufficiently random source, deriving it from a publicly known value, allowing unauthenticated attackers to compute the key and perform privileged actions such as adding and deleting subscribers and sending emails,...