CVE-2026-10876 describes an improper authorization vulnerability in SourceCodester Ship Ferry Ticket Reservation System 1.0. The issue arises from insufficient authorization checks when handling the 'page' argument in the /admin/ file, enabling remote attackers to bypass access controls. The vulnerability is remotely exploitable without user interaction and requires low attack complexity and privileges. Although exploit code is publicly available, there is no vendor advisory or patch currently available.

Successful exploitation can allow unauthorized remote attackers to access administrative functions or sensitive areas of the application by manipulating the 'page' parameter. This could lead to unauthorized information disclosure or administrative actions within the affected system. The CVSS 4.0 score of 5.3 reflects a medium severity impact with low attack complexity and no user interaction required.

No official patch or remediation is currently available from the vendor. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, restrict access to the /admin/ interface to trusted networks and users, and monitor for suspicious activity related to the 'page' parameter. Avoid exposing the administrative interface publicly if possible.