CVE-2025-3584

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).

Score

CVSS 3.1 4.8 Medium

Status

Analyzed - contact@wpscan.com

Published

2025-06-03

Last modified

2025-06-03

Weaknesses

CWE-79

Affected products

• Newsletter (Thenewsletterplugin)
• Newsletter (Unknown)

References

• https://wpscan.com/vulnerability/76937bdd-7ffa-4b5e-ade1-60da095a03a3/