CVE-2026-28405

HIGH

8.0

Description

MarkUs 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. This issue has been patched in version 2.9.1.

Details CVE

Score CVSS v3.18.0

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurREQUIRED

Publie3/5/2026

Derniere modification3/10/2026

Sourcenvd

Observations honeypot0

Produits affectes

markusproject:markus

Faiblesses (CWE)

CWE-79

References

https://github.com/MarkUsProject/Markus/commit/55d74f2ddb72d2ec2f29aa2b4cb6b2da10755036(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-p5pc-pxrj-3893(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.