CVE-2026-49339

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{"affected": [{"affectedData": [{"product": "gonic", "vendor": "sentriz", "versions": [{"status": "affected", "version": "< 0.21.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "gonic is a music streaming server / free-software subsonic server API implementation. The maintainer's fix in commit `6dd71e6a3c966867ef8c900d359a7df75789f410` added an ownership check based on `playlist.UserID`. However, `playlist.UserID` is derived from the first path segment of the attacker-controlled playlist ID, with no path containment on the resolved file path. Any authenticated Subsonic user can therefore bypass the ownership check and read any other user's playlist, delete any other user's playlist, and probe arbitrary file paths on the host for existence/readability. This is a bypass of the boundary the `6dd71e6` fix is trying to enforce; it is closely related to the original GONIC-1 IDOR but uses a different primitive (path traversal in the `id` parameter rather than direct cross-user access). Commit 0824bed88f6bbc490ba28bf09d28e5dfeb07b445 in version 0.21.0 fixes the issue."}, {"lang": "es", "value": "gonic es un servidor de transmisi\u00f3n de m\u00fasica / implementaci\u00f3n de API de servidor subsonic de software libre. La correcci\u00f3n del mantenedor en el commit \u20196dd71e6a3c966867ef8c900d359a7df75789f410\u2019 a\u00f1adi\u00f3 una verificaci\u00f3n de propiedad basada en \u2019playlist.UserID\u2019. Sin embargo, \u2019playlist.UserID\u2019 se deriva del primer segmento de ruta del ID de lista de reproducci\u00f3n controlado por el atacante, sin contenci\u00f3n de ruta en la ruta de archivo resuelta. Cualquier usuario autenticado de Subsonic puede, por lo tanto, eludir la verificaci\u00f3n de propiedad y leer la lista de reproducci\u00f3n de cualquier otro usuario, eliminar la lista de reproducci\u00f3n de cualquier otro usuario y sondear rutas de archivo arbitrarias en el host para verificar su existencia/legibilidad. Esto es una elusi\u00f3n del l\u00edmite que la correcci\u00f3n \u20196dd71e6\u2019 intenta imponer; est\u00e1 estrechamente relacionado con el IDOR original de GONIC-1 pero utiliza una primitiva diferente (salto de ruta en el par\u00e1metro \u2019id\u2019 en lugar de acceso directo entre usuarios). El commit 0824bed88f6bbc490ba28bf09d28e5dfeb07b445 en la versi\u00f3n 0.21.0 corrige el problema."}], "id": "CVE-2026-49339", "lastModified": "2026-10-25T23:10:00.167", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-49339", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-22T17:08:22.855813Z", "version": "2.0.3"}}]}, "published": "2026-06-19T19:16:36.687", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/sentriz/gonic/commit/0824bed88f6bbc490ba28bf09d28e5dfeb07b445"}, {"source": "security-advisories@github.com", "url": "https://github.com/sentriz/gonic/commit/6dd71e6"}, {"source": "security-advisories@github.com", "url": "https://github.com/sentriz/gonic/security/advisories/GHSA-2fp4-5v5c-4448"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/sentriz/gonic/security/advisories/GHSA-2fp4-5v5c-4448"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}, {"lang": "en", "value": "CWE-639"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.21.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "gonic", "source": "cna", "vendor": "sentriz"}, "product": "gonic", "vendor": "sentriz"}], "created": "2026-06-19T20:30:04.652649+00:00", "updated": "2026-06-20T22:34:41.336649+00:00", "vendors": ["sentriz", "sentriz$PRODUCT$gonic"]}