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CVE-2026-24900

MarkUs has a submission-view IDOR exposes all student submissions PUBLISHED

Description (CNA)

MarkUs is a web application for the submission and grading of student assignments. Prior to 2.9.1, the courses/<:course_id>/assignments/<:assignment_id>/submissions/html_content accepted a select_file_id parameter to serve SubmissionFile objects containing a record of files submitted by students. This parameter was not correctly scoped to the requesting user, allowing users access arbitrary submission file contents by id. This vulnerability is fixed in 2.9.1.

Affected (CNA)

Vendor / productVersions
MarkUsProject / Markusaffected < 2.9.1

CWE

CWE-639

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.