{"id":"CVE-2026-15789","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-15789","generatedAt":"2026-10-28T00:20:14.690Z","title":"The client needs to have valid permissions to access the BuildKit control API to issue builds, e.g., bypass authentication, etc.","description":"A custom client can produce such an upload request to the BuildKit daemon that files can escape from the BuildKit-controlled state directory. The client needs to have valid permissions to access the BuildKit control API to issue builds, e.g., bypass authentication, etc.","published":"2026-07-21T17:17:05.000Z","lastModified":"2026-10-24T19:10:00.000Z","status":"Analyzed","sourceIdentifier":"security@docker.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-22"],"affected":["mobyproject/buildkit"],"epss":{"score":0.00314,"percentile":0.24156,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.31%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/moby/buildkit/security/advisories/GHSA-g2h8-426c-7976","tags":["Vendor Advisory"],"source":"security@docker.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-15789","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."}