{"id":"CVE-2026-38600","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-38600","generatedAt":"2026-11-04T11:42:43.962Z","title":"A Zip Slip vulnerability in the /upload endpoint of codeskyblue gohttpserver through v1.3.0 allows attackers to write arbitrary files via uploading a crafted Zip archive.","description":"A Zip Slip vulnerability in the /upload endpoint of codeskyblue gohttpserver through v1.3.0 allows attackers to write arbitrary files via uploading a crafted Zip archive.","published":"2026-11-03T17:18:13.000Z","lastModified":"2026-11-03T22:19:47.000Z","status":"Received","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-22"],"affected":[],"epss":null,"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unscored. Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-11-03T23:30:09.000Z","detail":{"from":null,"score":"9.8","severity":"CRITICAL","fromSeverity":null},"summary":"Now scored CVSS 9.8 CRITICAL."},{"kind":"new","label":"New CVE","at":"2026-11-03T17:18:13.000Z","detail":{"score":null,"severity":null,"publishedAt":"2026-11-03T17:18:13.070Z"},"summary":"New CVE, critical severity (CVSS 9.8)."}],"references":[{"url":"https://github.com/Den-Sec/security-research/blob/master/advisories/gohttpserver/VDR-001-zipslip.md","source":"cve@mitre.org"},{"url":"https://github.com/codeskyblue/gohttpserver","source":"cve@mitre.org"},{"url":"https://github.com/codeskyblue/gohttpserver/issues/232","source":"cve@mitre.org"},{"url":"https://security.snyk.io/research/zip-slip-vulnerability","source":"cve@mitre.org"},{"url":"https://github.com/Den-Sec/security-research/blob/master/advisories/gohttpserver/VDR-001-zipslip.md","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-38600","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}