CRM Sistemas de Fidelización MegaCMS 12.0.0 POST Request get_provincias id_territorio sql injection

Summaryinfo

A vulnerability was found in CRM Sistemas de Fidelización MegaCMS 12.0.0 and classified as critical. Impacted is an unknown function of the file /web_comunications/cms/get_provincias of the component POST Request Handler. Executing a manipulation of the argument id_territorio can lead to sql injection. This vulnerability is tracked as CVE-2026-3325. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in CRM Sistemas de Fidelización MegaCMS 12.0.0 and classified as critical. This vulnerability affects an unknown code of the file /web_comunications/cms/get_provincias of the component POST Request Handler. The manipulation of the argument id_territorio with an unknown input 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. CVE summarizes:

SQL injection (SQLi) in MegaCMS v12.0.0, specifically in the “id_territorio” parameter of the “/web_comunications/cms/get_provincias” endpoint. The vulnerability arises from inadequate validation and sanitisation of user input. Specifically, via a POST request, the “id_territorio” parameter, used immediately after the registration form is submitted, could be manipulated by an unauthenticated attacker to execute arbitrary SQL queries.

The weakness was disclosed by Miguel Ovejero. The advisory is shared for download at incibe.es. This vulnerability was named CVE-2026-3325 since 02/27/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful 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 05/06/2026). The MITRE ATT&CK project declares the attack technique as T1505.

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 databases at CNNVD (CNNVD-202604-5693) and EUVD (EUVD-2026-26199). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Customer Relationship Management System

Vendor

• CRM Sistemas de Fidelización

Name

• MegaCMS

Version

• 12.0.0

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CPE 2.2info

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

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