{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-25962","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-02-09T17:13:54.066Z","datePublished":"2026-03-06T02:48:43.698Z","dateUpdated":"2026-03-06T16:10:34.343Z"},"containers":{"cna":{"title":"MarkUs: Zip bomb in config upload enables DoS","problemTypes":[{"descriptions":[{"cweId":"CWE-409","lang":"en","description":"CWE-409: Improper Handling of Highly Compressed Data (Data Amplification)","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/MarkUsProject/Markus/security/advisories/GHSA-x8xv-j7fc-65x5","tags":["x_refsource_CONFIRM"],"url":"https://github.com/MarkUsProject/Markus/security/advisories/GHSA-x8xv-j7fc-65x5"},{"name":"https://github.com/MarkUsProject/Markus/releases/tag/v2.9.4","tags":["x_refsource_MISC"],"url":"https://github.com/MarkUsProject/Markus/releases/tag/v2.9.4"}],"affected":[{"vendor":"MarkUsProject","product":"Markus","versions":[{"version":"< 2.9.4","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-03-06T02:48:43.698Z"},"descriptions":[{"lang":"en","value":"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 can upload a zip file for an assignment submission and indicate its contents should be extracted. This issue has been patched in version 2.9.4."}],"source":{"advisory":"GHSA-x8xv-j7fc-65x5","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-06T15:50:47.797017Z","id":"CVE-2026-25962","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-06T16:10:34.343Z"}}]}}