CVE-2025-3582

MEDIUM

Newsletter < 8.8.5 - Authenticated Stored Cross-Site Scripting in Form Settings

Title source: llm
STIX 2.1

Description

The Newsletter WordPress plugin before 8.85 does not sanitise and escape some of its Form 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).

References (1)

Core 1
Core References
Exploit, Third Party Advisory exploit vdb-entry technical-description
https://wpscan.com/vulnerability/19db8521-8dff-48c5-b21a-1001895292e0/

Scores

CVSS v3 4.8
EPSS 0.0022
EPSS Percentile 12.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
thenewsletterplugin/newsletter < 8.8.5
Published Jun 09, 2025
Tracked Since Feb 18, 2026