CVE-2025-3582

Newsletter < 8.8.5 - Admin+ Stored XSS via Form

Published Jun 9, 2025 CVSS 3.1 · 4.8 Medium EPSS < 1% KEV · Not listed
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).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-17434 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).
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00027}

epss

{'score': 0.0003}

Type Values Removed Values Added
First Time appeared Thenewsletterplugin
Thenewsletterplugin newsletter
Weaknesses CWE-79
CPEs cpe:2.3:a:thenewsletterplugin:newsletter:*:*:*:*:*:wordpress:*:*
Vendors & Products Thenewsletterplugin
Thenewsletterplugin newsletter
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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).
Title Newsletter < 8.8.5 - Admin+ Stored XSS via Form
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Jun 10, 2025, 3:14 PM
Reserved
Apr 14, 2025, 11:47 AM
Status
Analyzed
Published
Jun 9, 2025, 6:15 AM
Modified
Jun 17, 2026, 9:20 AM