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CVE-2026-111368

6.1 medium SSVC exploitation: poc Deferred
NVD · CVE.org

ClassroomIO through 1.0.0 contains an insecure direct object reference vulnerability in the Hono API course submission routes that allows course tutors or admins to modify submissions in other courses. Attackers can supply their own course id with another course's submission UUID to PUT or DELETE handlers to overwrite answers, grades, feedback, and grading status or delete submissions.

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 2

  1. StatusReceived → DeferredNVD modified 2026-10-16 18:25
  2. First seenCVSS 6.1NVD modified 2026-10-15 22:19

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 7