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 c...
Vendor
MarkUsProject vulnerabilities
6 published CVES affecting MarkUsProject, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 6
- Critical
- 1
- High
- 1
- Medium
- 4
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Products
Latest MarkUsProject CVEs
Newest publication first
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MediumCVSS 6.5
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MediumCVSS 4.9
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 i...
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CVE-2026-28405 MarkUs: Stored XSS in Submission HTML Preview Enables Instructor-Context Actions
PublishedHighCVSS 8.0MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.1, the courses/<:course_id>/assignments/<:assignment_id>/submissions/html_content route reads the contents of a student-submitted file and renders them without sanitization. Th...
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CriticalCVSS 9.1
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...
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MediumCVSS 6.5
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 submi...
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MediumCVSS 5.7
MarkUs, a web application for the submission and grading of student assignments, is vulnerable to path traversal in versions prior to 2.4.8. Authenticated instructors may download any file on the web server MarkUs is running on, depending on the file permissions. MarkUs v2.4.8 ha...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.