{"id":"CVE-2026-55419","state":"PUBLISHED","title":"Reachy Mini: Unrestricted Upload of File with Dangerous Type","description":"Reachy Mini is an SDK for controlling Reachy Mini robots. Prior to 1.8.2, the Reachy Mini daemon exposes the /api/media/sounds/upload endpoint implemented by the upload_sound method in src/reachy_mini/daemon/app/routers/media.py without authentication, file-extension checks, content validation, or size validation. The daemon binds to 0.0.0.0 by default and uses permissive CORS allow_origins=[\"*\"], allowing an unauthenticated network attacker to upload arbitrary file types that are written to /tmp/reachy_mini_sounds/<original_filename>. Malicious files can compromise stored-data integrity and can serve as a foothold when combined with other vulnerabilities. This issue is fixed in version 1.8.2.","publishedAt":"2026-08-25T17:34:58.892Z","updatedAt":"2026-08-26T18:52:20.336Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["pollen-robotics reachy_mini"],"affected":[{"vendor":"pollen-robotics","product":"reachy_mini","versions":[{"version":"< 1.8.2","status":"affected"}]}],"references":["https://github.com/pollen-robotics/reachy_mini/security/advisories/GHSA-m2pc-3q4q-w6jr","https://github.com/pollen-robotics/reachy_mini/pull/1209","https://github.com/pollen-robotics/reachy_mini/commit/984c7723b3ec5da63f4e0a2bcf9f120ceb563e04","https://github.com/pollen-robotics/reachy_mini/releases/tag/v1.8.2"],"weaknesses":["CWE-434"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55419.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55419","state":"PUBLISHED","datePublished":"2026-08-25T17:34:58.892Z","dateUpdated":"2026-08-26T18:52:20.336Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T21:48:43.125Z"},"containers":{"cna":{"title":"Reachy Mini: Unrestricted Upload of File with Dangerous Type","descriptions":[{"lang":"en","value":"Reachy Mini is an SDK for controlling Reachy Mini robots. Prior to 1.8.2, the Reachy Mini daemon exposes the /api/media/sounds/upload endpoint implemented by the upload_sound method in src/reachy_mini/daemon/app/routers/media.py without authentication, file-extension checks, content validation, or size validation. The daemon binds to 0.0.0.0 by default and uses permissive CORS allow_origins=[\"*\"], allowing an unauthenticated network attacker to upload arbitrary file types that are written to /tmp/reachy_mini_sounds/<original_filename>. Malicious files can compromise stored-data integrity and can serve as a foothold when combined with other vulnerabilities. This issue is fixed in version 1.8.2."}],"affected":[{"vendor":"pollen-robotics","product":"reachy_mini","versions":[{"version":"< 1.8.2","status":"affected"}]}],"references":[{"url":"https://github.com/pollen-robotics/reachy_mini/security/advisories/GHSA-m2pc-3q4q-w6jr","name":"https://github.com/pollen-robotics/reachy_mini/security/advisories/GHSA-m2pc-3q4q-w6jr","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/pollen-robotics/reachy_mini/pull/1209","name":"https://github.com/pollen-robotics/reachy_mini/pull/1209","tags":["x_refsource_MISC"]},{"url":"https://github.com/pollen-robotics/reachy_mini/commit/984c7723b3ec5da63f4e0a2bcf9f120ceb563e04","name":"https://github.com/pollen-robotics/reachy_mini/commit/984c7723b3ec5da63f4e0a2bcf9f120ceb563e04","tags":["x_refsource_MISC"]},{"url":"https://github.com/pollen-robotics/reachy_mini/releases/tag/v1.8.2","name":"https://github.com/pollen-robotics/reachy_mini/releases/tag/v1.8.2","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-434","lang":"en","description":"CWE-434: Unrestricted Upload of File with Dangerous Type","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-25T17:34:58.892Z"},"source":{"advisory":"GHSA-m2pc-3q4q-w6jr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-26T18:47:41.781021Z","id":"CVE-2026-55419","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":"2026-08-26T18:52:20.336Z"}}]}}}