CVE-2024-5317
Newsletter <= 8.3.4 - Unauthenticated Stored Cross-Site Scripting via np1
CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th
The Newsletter plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'np1' parameter in all versions up to, and including, 8.3.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | satollo |
| Product | newsletter – send awesome emails from wordpress |
| Published | Jun 5, 2024 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
satollo / Newsletter – Send awesome emails from WordPress
0 ≤ 8.3.4
References
Credits
Arkadiusz Hydzik