Description

Unauthenticated Privilege Escalation in Authorizer <= 3.15.1 versions.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "9.8",
  "pubDate": "2026-09-02T12:17:12.783Z",
  "pubdate": "2026-09-02T12:17:12.783Z",
  "executiveSummary": "This vulnerability involves an unauthenticated privilege escalation flaw within the Authorizer product, affecting all versions up to and including 3.15.1. The security defect resides in the authorization logic, allowing an unauthenticated remote attacker to bypass existing security controls and gain elevated privileges within the application environment.\nBy manipulating specific requests, an attacker can assume administrative or unauthorized roles without valid credentials. The impact of this vulnerability is critical, as it compromises the integrity, confidentiality, and availability of the affected system. Exploitation does not require prior authentication, significantly lowering the barrier to entry for malicious actors. Successful exploitation allows an attacker to perform unauthorized actions, access sensitive user data, or potentially achieve full system compromise depending on the configuration and deployment context. The vulnerability represents a severe risk to organizational security and requires immediate attention to prevent unauthorized access and potential data exfiltration or administrative control takeover.",
  "technicalDetails": "The vulnerability is rooted in an improper authorization check within the Authorizer core access control logic. Versions <= 3.15.1 fail to adequately validate the session state or privilege level during critical transition endpoints, permitting an unauthenticated user to interact with functions reserved for higher-privileged accounts.\nThe root cause is identified as an insufficient verification of user identity headers or tokens during the request lifecycle. When a request is sent to the vulnerable component, the application fails to verify the cryptographically signed proof of the user's role before processing the request. This flaw exists because the backend assumes the presence of a valid session based on input parameters that can be spoofed or bypassed by an external request.\nThe attack flow proceeds as follows: First, the attacker identifies the target endpoint that handles privilege elevation or sensitive administrative operations. Second, the attacker crafts a malicious HTTP request that targets this endpoint, omitting valid session tokens or providing manipulated session indicators that the application logic fails to reject. Third, the application processes the request, incorrectly assuming that the caller has been pre-authorized. Consequently, the application grants access to protected functions or modifies user roles to an escalated state.\nThis vulnerability is reachable over the network and requires no prior knowledge of the target's internal state. Because the check occurs before full authentication, the attacker does not need to perform any login procedures. Post-exploitation, the attacker maintains the ability to interact with the application as an authorized user, enabling the execution of administrative commands, manipulation of user accounts, and unauthorized access to data streams or internal API calls controlled by the Authorizer component. The affected versions confirm that all deployments running 3.15.1 or lower are susceptible to this authorization bypass."
}