{"id":"CVE-2026-82481","state":"PUBLISHED","title":"The cohttp package before 6.3.0 for OCaml allows directory traversal.","description":"The cohttp package before 6.3.0 for OCaml allows directory traversal.","publishedAt":"2026-08-29T14:43:52.887Z","updatedAt":"2026-09-01T12:29:40.139Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/AU:Y/R:A/V:D/RE:M","source":"mitre"},"assigner":"mitre","products":["mirage cohttp"],"affected":[{"vendor":"mirage","product":"cohttp","packageURL":"pkg:opam/cohttp","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.3.0","versionType":"semver"}]}],"references":["https://github.com/mirage/ocaml-cohttp/pull/1145"],"weaknesses":["CWE-180"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/82xxx/CVE-2026-82481.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82481","state":"PUBLISHED","datePublished":"2026-08-29T14:43:52.887Z","dateUpdated":"2026-09-01T12:29:40.139Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2026-08-29T14:43:52.512Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The cohttp package before 6.3.0 for OCaml allows directory traversal."}],"affected":[{"vendor":"mirage","product":"cohttp","packageURL":"pkg:opam/cohttp","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.3.0","versionType":"semver"}]}],"references":[{"url":"https://github.com/mirage/ocaml-cohttp/pull/1145"}],"metrics":[{"cvssV4_0":{"Automatable":"YES","Recovery":"AUTOMATIC","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/AU:Y/R:A/V:D/RE:M","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"MODERATE"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-180","description":"CWE-180 Incorrect Behavior Order: Validate Before Canonicalize","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2026-08-29T14:43:52.887Z"},"x_generator":{"engine":"CVE-Request-form 0.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-01T12:29:30.042512Z","id":"CVE-2026-82481","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-01T12:29:40.139Z"}}]}}}