CVE-2025-3581 – “Newsletter WordPress Plugin Stored Cross-Site Scripting Vulnerability”

CVE ID : CVE-2025-3581

Published : June 9, 2025, 6:15 a.m. | 44 minutes ago

Description : The Newsletter WordPress plugin before 8.8.5 does not validate and escape some of its Widget options before outputting them back in a page/post where the block is embed, 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).

Severity: 0.0 | NA

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