A vulnerability was found in Email Subscribers and Newsletters up to 4.3.0 on WordPress (WordPress Plugin). It has been declared as critical. Affected by this vulnerability is some unknown processing. The manipulation of the argument hash as part of a Parameter leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

There was a flaw in the WordPress plugin, Email Subscribers & Newsletters before 4.3.1, that allowed SQL statements to be passed to the database in the hash parameter (a blind SQL injection vulnerability).

The weakness was shared 01/08/2020. This vulnerability is known as CVE-2019-20361 since 01/08/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

Upgrading to version 4.3.1 eliminates this vulnerability.

The entries VDB-48655, VDB-62350, VDB-64152 and VDB-86739 are related to this item.

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• WordPress Plugin

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• Email Subscribers
• Newsletters

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• 4.0
• 4.1
• 4.2
• 4.3

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