Genetech Solutions Pie Register Plugin up to 3.7.1.4 on WordPress upload user_id_social_site unrestricted upload

Summaryinfo

A vulnerability marked as critical has been reported in Genetech Solutions Pie Register Plugin up to 3.7.1.4 on WordPress. This impacts the function Upload. The manipulation of the argument user_id_social_site leads to unrestricted upload. This vulnerability is traded as CVE-2025-34077. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Genetech Solutions Pie Register Plugin up to 3.7.1.4 on WordPress and classified as critical. This issue affects the function upload. The manipulation of the argument user_id_social_site with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An authentication bypass vulnerability exists in the WordPress Pie Register plugin ≤ 3.7.1.4 that allows unauthenticated attackers to impersonate arbitrary users by submitting a crafted POST request to the login endpoint. By setting social_site=true and manipulating the user_id_social_site parameter, an attacker can generate a valid WordPress session cookie for any user ID, including administrators. Once authenticated, the attacker may exploit plugin upload functionality to install a malicious plugin containing arbitrary PHP code, resulting in remote code execution on the underlying server.

The weakness was shared by Lotfi13-DZ. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-34077 since 04/15/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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 Exploit-DB (50395). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• Genetech Solutions

Name

• Pie Register Plugin

Version

• 3.7.1.0
• 3.7.1.1
• 3.7.1.2
• 3.7.1.3
• 3.7.1.4

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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