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CVE-2026-8406

7.1 high SSVC exploitation: poc Deferred
NVD · CVE.org

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.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 1

  1. First seenCVSS 7.1NVD modified 2026-10-26 11:10

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 4