ZeroHour

CVE-2026-12583

CVSS 3.1
8.1 high
EPSS
<1%p44
Published
()
Modified
Description

The Newsletters WordPress plugin before 4.15 does not prevent deserialization of untrusted input that is stored through a public form, allowing unauthenticated attackers to inject a PHP object and, via a property-oriented gadget chain bundled with the Newsletters WordPress plugin before 4.15, write arbitrary files and execute code on the server.

Ecosystems
WordPress
Weakness
CWE-502
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

In the news

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