The EELV Newsletter plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 4.6.0. This is due to missing or incorrect nonce validation in the 'eelv-newsletter/trunk/lettreinfo.php' file. This makes it possible for unauthenticated attackers to gain otherwise restricted access to administrative actions via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
CVE-2017-18523 is a high severity with CVSS 8.8 Cross-Site Request Forgery issue affecting the Plugin EELV Newsletter. It affects Versions up to 4.6.0 and is fixed in 4.6.1.
CVE-2017-18523 is tracked for the Plugin EELV Newsletter as high severity with CVSS 8.8. The affected range is Versions up to 4.6.0. Update EELV Newsletter to 4.6.1 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
eelv-newsletter
View on wordpress.org
|
| CVE | CVE-2017-18523 |
| Patched Versions |
4.6.1
|
| Affected Versions |
Versions up to 4.6.0
|
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.
EELV Newsletter <= 4.8.2 - Reflected Cross-Site Scripting
EELV Newsletter <= 4.8.2 - Cross-Site Request Forgery
EELV Newsletter < 4.6.1 - Cross-Site Scripting
EELV Newsletter <= 3.3.0 - Reflected Cross-Site Scripting
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