Description

Unauthenticated Broken Access Control in Hydra Booking <= 1.2.2 versions.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.3",
  "pubDate": "2026-08-13T14:17:00.870Z",
  "pubdate": "2026-08-13T14:17:00.870Z",
  "executiveSummary": "An unauthenticated broken access control vulnerability has been identified in the Hydra Booking plugin, specifically affecting versions 1.2.2 and below. This security flaw introduces significant risk by allowing remote, unauthenticated threat actors to bypass standard authorization checks and interact with restricted application functionality and data.\nThe vulnerability stems from improper restriction of excessive privileges or missing access controls within the affected product endpoints. Attackers can leverage this weakness without requiring credentials or prior interaction with the target system, potentially leading to unauthorized data exposure, system manipulation, or administrative actions depending on the underlying exposed interfaces.\nThe absence of robust authentication and authorization enforcement mechanisms across critical application boundaries creates a severe exposure window for deployments running vulnerable versions. Remediation requires immediate attention to access control enforcement logic within the affected codebase to prevent unauthorized exploitation vectors.",
  "technicalDetails": "The vulnerability manifests as a broken access control flaw within Hydra Booking <= 1.2.2, rooted in the application's failure to adequately verify user identity and authorization levels before processing sensitive requests. Specifically, endpoints or functions responsible for handling booking operations lack proper session validation and permission checks.\nFrom an architectural perspective, the vulnerable component fails to enforce the principle of least privilege, allowing arbitrary network requests to reach restricted logic without validating whether the sender possesses the requisite security context. Because the flaw is unauthenticated, no valid session tokens, cookies, or cryptographic proofs are required to initiate the attack flow.\nThe step-by-step attack flow involves an unauthenticated remote attacker crafting an HTTP request directed at the unprotected functional endpoints of the Hydra Booking application. Upon receiving the incoming request, the application processes the parameters and executes the underlying business logic without performing any contextual validation of the caller's privileges.\nThis behavior permits unauthorized interaction with backend handlers, bypassing the intended security boundaries of the system. Depending on the exact nature of the exposed functionality, the payload behavior can range from unauthorized data retrieval to state-changing operations within the booking management workflow.\nThe network exposure is broad, as any system accessible over the network running the vulnerable software can be targeted. Post-exploitation impact includes unauthorized access to confidential booking data, potential manipulation of reservation states, and compromise of system integrity due to the lack of enforced access control barriers."
}