The Newsletters plugin for WordPress is vulnerable to Command Injection in all versions up to, and including, 4.9.2 via the emailarchive_olderthan parameter. This is due to insuffcient validation on user supplied input being passed to eval. This makes it possible for authenticated attackers, with administrator-level access and above, to execute code on the server.
CVE-2023-4797 is a medium severity with CVSS 6.6 Vulnerability issue affecting the Plugin Newsletters. It affects Versions up to 4.9.2 and is fixed in 4.9.3.
CVE-2023-4797 is tracked for the Plugin Newsletters as medium severity with CVSS 6.6. The affected range is Versions up to 4.9.2. Update Newsletters to 4.9.3 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
newsletters-lite
View on wordpress.org
|
| CVE | CVE-2023-4797 |
| Patched Versions |
4.9.3
|
| Affected Versions |
Versions up to 4.9.2
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Newsletters <= 4.6.8.5 - Object Injection
Newsletters <= 4.9.5 - Authenticated (Admin+) Arbitrary File Upload
Newsletters <= 4.9.9.2 - Authenticated Privilege Escalation
Newsletters <= 4.6.18 - Directory Traversal
Newsletters <= 4.11 - Unauthenticated PHP Object Injection
Newsletters <= 4.10 - Unauthenticated Local File Inclusion
Newsletters <= 4.9.9.9 - Authenticated (Administrator+) Local File Inclusion
Newsletters <= 4.9.9.7 - Unauthenticated Stored Cross-Site Scripting
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