Mail Mint Plugin up to 1.18.10 on WordPress process_contact_attribute_import unrestricted upload

Summaryinfo

A vulnerability was found in Mail Mint Plugin up to 1.18.10 on WordPress. It has been declared as critical. The impacted element is the function process_contact_attribute_import. Executing a manipulation can lead to unrestricted upload. The identification of this vulnerability is CVE-2025-11967. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in Mail Mint Plugin up to 1.18.10 on WordPress. This vulnerability affects the function process_contact_attribute_import. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The Mail Mint plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the process_contact_attribute_import function in all versions up to, and including, 1.18.10. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

The advisory is shared for download at wordfence.com. This vulnerability was named CVE-2025-11967. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are needed for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/09/2025). The MITRE ATT&CK project declares the attack technique as T1608.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-38370). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• WordPress Plugin

Name

• Mail Mint Plugin

Version

• 1.18.0
• 1.18.1
• 1.18.2
• 1.18.3
• 1.18.4
• 1.18.5
• 1.18.6
• 1.18.7
• 1.18.8
• 1.18.9
• 1.18.10

CPE 2.3info

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CPE 2.2info

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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