medium4.9
CVE-2026-27807
MarkUs is a web application for the submission and grading of student assignments.
Impact
MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs allows course instructors to upload YAML files to create/update various entities (e.g., assignment settings). These YAML files are parsed with aliases enabled. This issue has been patched in version 2.9.4.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Markusproject | Markus | before 2.9.4 |