CVE-2026-25057

{"id": "CVE-2026-25057", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.3}]}, "published": "2026-02-09T20:15:56.550", "references": [{"url": "https://github.com/MarkUsProject/Markus/commit/0ca002a1f0071c7a00dbb2ed34fede57323c5dc7", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/MarkUsProject/Markus/releases/tag/v2.9.1", "tags": ["Product", "Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/MarkUsProject/Markus/security/advisories/GHSA-mccg-p332-252h", "tags": ["Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-23"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "MarkUs es una aplicaci\u00f3n web para la entrega y calificaci\u00f3n de trabajos de estudiantes. Antes de 2.9.1, los instructores pueden subir un archivo zip para crear una tarea a partir de una configuraci\u00f3n exportada (courses/&lt;:course_id&gt;/assignments/upload_config_files). Los nombres de las entradas del archivo zip subido se utilizan para crear rutas para escribir archivos en el disco sin verificar estas rutas. Esta vulnerabilidad est\u00e1 corregida en 2.9.1."}], "lastModified": "2026-02-19T20:25:55.387", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:markusproject:markus:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2D6B2B7B-F46C-4CEE-86D4-B25D3746747A", "versionEndExcluding": "2.9.1"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}