CVE-2025-3584

PoC —

CVSS 3.1

4.8 medium

EPSS

<1%p16

Published

Jun 3, 2025 (Jun 3, 2025)

Modified

Jun 17, 2026

Description

The Newsletter WordPress plugin before 8.8.2 does not sanitise and escape some of its Subscription settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Vendors: thenewsletterplugin
Products: newsletter
Ecosystems: WordPress
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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