Description

Subscriber SQL Injection in ProLancer Element <= 1.4.8 versions.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "8.5",
  "pubDate": "2026-08-24T12:16:51.210Z",
  "pubdate": "2026-08-24T12:16:51.210Z",
  "executiveSummary": "A SQL Injection vulnerability has been identified in the ProLancer Element product affecting versions 1.4.8 and below. This security flaw allows malicious actors with subscriber-level privileges to execute arbitrary SQL commands against the underlying database. The vulnerability arises from improper neutralization of special elements within user-supplied input prior to inclusion in SQL queries. Successfully exploiting this vulnerability can lead to unauthorized access to sensitive application data, including user credentials, personally identifiable information, and potentially application source code or administrative records. Depending on database configuration and backend privileges, an authenticated attacker could leverage this vulnerability to execute privilege escalation, manipulate application state, or achieve unauthorized data modification and deletion. The risk implications are severe for deployments utilizing affected versions of ProLancer Element. Exploitation requires authenticated access at the subscriber privilege tier, limiting initial vector exposure to accounts with low-level privileges within the application ecosystem. Remediation requires updating the affected product to a patched version once released or applying rigorous input sanitization and parameterization controls to vulnerable database interaction routines.",
  "technicalDetails": "The vulnerability resides within the ProLancer Element product in versions <= 1.4.8, specifically within database query construction routines that fail to properly sanitize input supplied by authenticated users holding subscriber privileges. The root cause of this security issue is the direct concatenation or improper parameterization of untrusted user input into dynamic SQL statements executed by the database management system. When an application constructs SQL queries by concatenating raw strings containing user-supplied parameters without employing prepared statements or parameterized queries, the database interpreter cannot distinguish between intended query logic and attacker-controlled command data. In this specific scenario, an attacker authenticated with subscriber privileges can supply specially crafted payloads containing SQL metacharacters and query manipulation syntax via vulnerable input vectors processed by ProLancer Element. The attack flow commences when the user submits an HTTP request containing the malicious SQL payload within a parameter processed by the vulnerable component. The backend application receives this input and integrates it directly into a database query string. Upon execution, the database parses the modified query structure, altering the intended query logic to include the attacker's arbitrary SQL commands. Depending on the specific injection context, such as boolean-based, error-based, or union-based SQL injection, the attacker can extract data from database tables, bypass access controls, or infer database schema details through error messages and conditional responses. The vulnerable component requires active subscriber-level authentication, meaning network exposure is restricted to authenticated users interacting with the application over standard web protocols. The post-exploitation impact includes unauthorized data exfiltration, database compromise, and potential pivoting capabilities depending on database user permissions and underlying system configurations."
}