Description

Unauthenticated Broken Access Control in Ultimate Maps by Supsystic < 1.5.0 versions.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.5",
  "pubDate": "2026-08-18T15:17:05.550Z",
  "pubdate": "2026-08-18T15:17:05.550Z",
  "executiveSummary": "An unauthenticated broken access control vulnerability has been identified in Ultimate Maps by Supsystic versions prior to 1.5.0. This security flaw allows unauthenticated remote threat actors to interact with restricted backend functionalities or access sensitive data managed by the plugin without proper authorization checks.\nThe vulnerability stems from missing or inadequate access control validations within the application logic, exposing internal endpoints and operations that should otherwise be restricted to privileged administrative users.\nSuccessful exploitation of this flaw does not require any user interaction or prior authentication credentials, lowering the attack complexity significantly. An attacker can leverage this weakness to execute unauthorized actions, potentially leading to data exposure, unauthorized modification of mapping configurations, or further compromise of the underlying WordPress installation depending on the exposed functions.\nThe risk implication is critical for affected systems as it violates the principle of least privilege, allowing anonymous network-based adversaries to bypass security perimeters. Organizations utilizing vulnerable versions of Ultimate Maps by Supsystic face immediate exposure to unauthorized data access and potential integrity violations within their web application environments.",
  "technicalDetails": "The root cause of the vulnerability resides in the application's request handling architecture, specifically within the controller or AJAX action routing mechanisms implemented by Ultimate Maps by Supsystic prior to version 1.5.0. The plugin fails to enforce proper capability checks or session validation routines before executing sensitive functions requested by incoming HTTP requests.\nBecause the vulnerable component lacks authentication and authorization enforcement, any remote unauthenticated user can directly invoke these backend endpoints over the network. The affected versions include all releases of Ultimate Maps by Supsystic strictly prior to version 1.5.0.\nThe attack flow proceeds as follows: First, the unauthenticated attacker identifies the exposed AJAX actions, REST API endpoints, or direct script handlers associated with the plugin. Second, the attacker crafts an HTTP request targeting these specific endpoints, omitting any valid authentication cookies, nonces, or administrative session tokens. Third, because the underlying code fails to validate the user's role or capabilities using standard WordPress security functions such as current_user_can() or check_ajax_referer(), the application processes the request and executes the requested logic.\nDepending on the specific functionality exposed by the vulnerable component, the payload behavior may range from retrieving sensitive database records, such as map configurations and location coordinates, to executing unauthorized administrative operations or data modifications. The post-exploitation impact includes unauthorized data disclosure and potential manipulation of application state, which can be leveraged by an adversary to conduct further attacks against the WordPress environment."
}