CVE-2026-25057

CRITICAL

9.1

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.19.1

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosHIGH

Interacao do usuarioNONE

Publicado2/9/2026

Ultima modificacao2/19/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

markusproject:markus

Fraquezas (CWE)

CWE-23

Referencias

https://github.com/MarkUsProject/Markus/commit/0ca002a1f0071c7a00dbb2ed34fede57323c5dc7(security-advisories@github.com)

https://github.com/MarkUsProject/Markus/releases/tag/v2.9.1(security-advisories@github.com)

https://github.com/MarkUsProject/Markus/security/advisories/GHSA-mccg-p332-252h(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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