Security Advisory

CVE-2026-8406

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-06-11 13:32:36

Last updated 2026-06-11 14:28:42

Assigner Fluid Attacks

CVSS score 7.1

State PUBLISHED

Description

openSIS Classic 9.3 contains an insecure direct object reference vulnerability in the messaging module. Any authenticated user with access to the messaging module can request sent-message details from modules/messaging/SentMail.php by supplying an arbitrary mail_id value.

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