Search/CVE-2026-27807
● CVE — Medium

CVE-2026-27807

VendormarkusprojectProductmarkusDiscoveredMar 6, 2026UpdatedMar 12, 2026

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.

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CVSS v3.1
4.9 MEDIUM
EPSS
0.32%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Nov 2, 2026
▲ 0.04pp
0.28% → 0.32% over 6 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Mar 6, 2026
Disclosure — published as a CVE record. · last revised by NVD Mar 12, 2026