Description

Subscriber Privilege Escalation in AIWU <= 1.5.9 versions.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "9.8",
  "pubDate": "2026-10-10T20:16:33.483Z",
  "pubdate": "2026-10-10T20:16:33.483Z",
  "executiveSummary": "The vulnerability identified as Subscriber Privilege Escalation affects AIWU versions 1.5.9 and earlier. This security flaw concerns improper access control mechanisms, specifically within the user privilege management system.\nThe vulnerability type is categorized as Improper Access Control, which allows authenticated users with low-level privileges (such as Subscribers) to perform unauthorized actions beyond their intended permissions. By exploiting this flaw, a malicious actor can escalate their account privileges to a higher tier, potentially gaining administrative or elevated access levels within the application.\nThe impact of this vulnerability is significant, as it undermines the integrity of the user role-based access control (RBAC) system. An attacker with minimal interaction requirements could bypass existing security boundaries, leading to full unauthorized control over the platform's resources or user data.\nThis vulnerability poses a severe risk to confidentiality, integrity, and availability. Successful exploitation does not require advanced external tools, but rather leverages the inherent logic flaws in the application's request handling process for user sessions and permission verification.\nImmediate remediation is required for all affected AIWU deployments to prevent unauthorized administrative takeover and protect sensitive system operations.",
  "technicalDetails": "The root cause of the vulnerability lies in an insecure implementation of server-side authorization checks when processing requests that modify user profiles or transition user roles. The AIWU framework fails to strictly validate the session-associated privileges before executing state-changing operations.\nThe exploitation occurs through the manipulation of HTTP requests. When an authenticated user with 'Subscriber' permissions triggers a profile-related action, the application fails to verify whether the user maintains the requisite administrative authorization to perform the requested function. This allows the attacker to craft malicious requests, typically by injecting parameters or modifying hidden fields within the request payload, which the server interprets as a legitimate request for higher privilege operations.\nAttack Flow: 1. The attacker establishes a valid, low-privileged session as a Subscriber. 2. The attacker identifies the endpoint responsible for user privilege updates or role assignments. 3. The attacker intercepts the request to this endpoint, injecting or modifying metadata related to user roles or clearance levels. 4. Due to the lack of server-side validation or insufficient checking of the session's authorization scope, the server processes the request, upgrading the attacker's account privilege to a higher level, such as Administrator.\nThe vulnerable component resides within the AIWU core logic responsible for managing user roles and authorization middleware. Because the application logic relies on client-side state or trusts input parameters to define privilege levels without secondary validation against the database, the system is susceptible to direct parameter tampering.\nAffected versions include AIWU up to and including 1.5.9. The vulnerability is exploitable over the network and requires only standard, authenticated access to the target platform. There is no requirement for pre-existing administrative knowledge; simple discovery of the affected endpoint's structure is sufficient for a successful exploit.\nPost-exploitation impact includes the ability to perform administrative tasks, access restricted backend settings, potentially execute remote administrative commands, or exfiltrate private user data. The lack of robust authorization checks acts as a bypass to the entire security model, granting the attacker the full functional capabilities of the escalated role."
}