{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-54727","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-15T23:07:33.232Z","datePublished":"2026-07-29T16:41:46.521Z","dateUpdated":"2026-07-29T18:07:46.535Z"},"containers":{"cna":{"title":"proot-distro has a Container Isolation Bypass via Crafted Restore Archive","problemTypes":[{"descriptions":[{"cweId":"CWE-668","lang":"en","description":"CWE-668: Exposure of Resource to Wrong Sphere","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/termux/proot-distro/security/advisories/GHSA-7h3g-4w2f-fj2f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/termux/proot-distro/security/advisories/GHSA-7h3g-4w2f-fj2f"},{"name":"https://github.com/termux/proot-distro/commit/98aff324b7d8500ff75a8ca9ac087ee636be4716","tags":["x_refsource_MISC"],"url":"https://github.com/termux/proot-distro/commit/98aff324b7d8500ff75a8ca9ac087ee636be4716"},{"name":"https://github.com/termux/proot-distro/releases/tag/v5.1.6","tags":["x_refsource_MISC"],"url":"https://github.com/termux/proot-distro/releases/tag/v5.1.6"}],"affected":[{"vendor":"termux","product":"proot-distro","versions":[{"version":"< 5.1.6","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-29T16:41:46.521Z"},"descriptions":[{"lang":"en","value":"proot-distro is a utility for managing proot containers. Prior to version 5.1.6, proot-distro restore accepted hardlink entries whose linkname referenced another installed container and did not verify that the hardlink source container matched the destination container being restored, allowing a crafted restore archive to copy files between otherwise isolated containers. This issue is fixed in version 5.1.6."}],"source":{"advisory":"GHSA-7h3g-4w2f-fj2f","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/termux/proot-distro/security/advisories/GHSA-7h3g-4w2f-fj2f","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-29T18:07:28.241478Z","id":"CVE-2026-54727","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-29T18:07:46.535Z"}}]}}