MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs currently extracts zip files without any size or entry-count limits. For example, instructors can upload a zip file to provide an assignment configuration; students can upload a zip file for an assignment submission and indicate its contents should be extracted. This issue has been patched in version 2.9.4.
History

Fri, 06 Mar 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 06 Mar 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Markusproject
Markusproject markus
Vendors & Products Markusproject
Markusproject markus

Fri, 06 Mar 2026 03:30:00 +0000

Type Values Removed Values Added
Description MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs currently extracts zip files without any size or entry-count limits. For example, instructors can upload a zip file to provide an assignment configuration; students can upload a zip file for an assignment submission and indicate its contents should be extracted. This issue has been patched in version 2.9.4.
Title MarkUs: Zip bomb in config upload enables DoS
Weaknesses CWE-409
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-03-06T02:48:43.698Z

Updated: 2026-03-06T16:10:34.343Z

Reserved: 2026-02-09T17:13:54.066Z

Link: CVE-2026-25962

cve-icon Vulnrichment

Updated: 2026-03-06T15:50:48.781Z

cve-icon NVD

Status : Received

Published: 2026-03-06T04:16:07.620

Modified: 2026-03-06T04:16:07.620

Link: CVE-2026-25962

cve-icon Redhat

No data.