{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-54574","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-15T19:15:27.343Z","datePublished":"2026-07-29T16:32:15.576Z","dateUpdated":"2026-07-29T19:24:47.953Z"},"containers":{"cna":{"title":"`proot-distro install` has a Symlink Escape (Arbitrary Host File Write) via Malicious Tar Archive","problemTypes":[{"descriptions":[{"cweId":"CWE-61","lang":"en","description":"CWE-61: UNIX Symbolic Link (Symlink) Following","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-9xq3-3fqg-4vg7","tags":["x_refsource_CONFIRM"],"url":"https://github.com/termux/proot-distro/security/advisories/GHSA-9xq3-3fqg-4vg7"},{"name":"https://github.com/termux/proot-distro/commit/a96d7a9667f38e45d812614852ee3915d1c0ae45","tags":["x_refsource_MISC"],"url":"https://github.com/termux/proot-distro/commit/a96d7a9667f38e45d812614852ee3915d1c0ae45"},{"name":"https://github.com/termux/proot-distro/releases/tag/v5.1.5","tags":["x_refsource_MISC"],"url":"https://github.com/termux/proot-distro/releases/tag/v5.1.5"}],"affected":[{"vendor":"termux","product":"proot-distro","versions":[{"version":"< 5.1.5","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-29T16:32:15.576Z"},"descriptions":[{"lang":"en","value":"proot-distro is a utility for managing proot containers. Prior to version 5.1.5, proot-distro install extracted plain tarball root filesystems through _extract_plain_tar() in proot_distro/commands/install.py and Docker layers through _apply_layer() in proot_distro/helpers/docker.py without validating archive-controlled symlink targets in member.linkname, allowing a malicious archive to plant an absolute host-path symlink and write files through it onto the host filesystem. This issue is fixed in version 5.1.5."}],"source":{"advisory":"GHSA-9xq3-3fqg-4vg7","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/termux/proot-distro/security/advisories/GHSA-9xq3-3fqg-4vg7","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-29T19:13:59.275417Z","id":"CVE-2026-54574","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":"2026-07-29T19:24:47.953Z"}}]}}