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CVE-2026-25057

Zip Slip in MarkUs config upload allowing RCE PUBLISHED

Description (CNA)

MarkUs is a web application for the submission and grading of student assignments. Prior to 2.9.1, instructors are able to upload a zip file to create an assignment from an exported configuration (courses/<:course_id>/assignments/upload_config_files). The uploaded zip file entry names are used to create paths to write files to disk without checking these paths. This vulnerability is fixed in 2.9.1.

Affected (CNA)

Vendor / productVersions
MarkUsProject / Markusaffected < 2.9.1

CWE

CWE-23

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.