{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-61617", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-10T17:36:04.598Z", "datePublished": "2026-08-26T21:56:41.379Z", "dateUpdated": "2026-08-26T21:56:41.379Z"}, "containers": {"cna": {"title": "Pterodactyl Wings SFTP write path does not enforce disk quota, allowing node-wide disk exhaustion", "problemTypes": [{"descriptions": [{"cweId": "CWE-770", "lang": "en", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/pterodactyl/wings/security/advisories/GHSA-8j54-xcwx-597p", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pterodactyl/wings/security/advisories/GHSA-8j54-xcwx-597p"}, {"name": "https://github.com/pterodactyl/wings/commit/da1a216cfff5867fa66be32cb1edb93e37fd71ff", "tags": ["x_refsource_MISC"], "url": "https://github.com/pterodactyl/wings/commit/da1a216cfff5867fa66be32cb1edb93e37fd71ff"}], "affected": [{"vendor": "pterodactyl", "product": "wings", "versions": [{"version": "< 1.13.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-26T21:56:41.379Z"}, "descriptions": [{"lang": "en", "value": "Wings is the server control plane for the Pterodactyl game-server management panel. In versions up to and including 1.13.2, the SFTP write path does not enforce a server's disk quota during a transfer, allowing a tenant with SFTP write access to a single server to exhaust the host node's physical disk and take down every server on it. Wings checks available space only once, as a boolean, when the write handle is opened, using a stale cached usage value and without knowing the size of the incoming data, and it then returns a raw, unaccounted file handle that is never re-checked as the transfer proceeds. A single upload can therefore be written without bound, far beyond the configured disk limit, until the node's disk is full, and because a server stopped for exceeding its limit is not treated as suspended, SFTP writes are still accepted even after the quota is already exceeded. This issue is fixed in version 1.13.3."}], "source": {"advisory": "GHSA-8j54-xcwx-597p", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "wings", "vendor": "pterodactyl", "versions": [{"status": "affected", "version": "< 1.13.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Wings is the server control plane for the Pterodactyl game-server management panel. In versions up to and including 1.13.2, the SFTP write path does not enforce a server's disk quota during a transfer, allowing a tenant with SFTP write access to a single server to exhaust the host node's physical disk and take down every server on it. Wings checks available space only once, as a boolean, when the write handle is opened, using a stale cached usage value and without knowing the size of the incoming data, and it then returns a raw, unaccounted file handle that is never re-checked as the transfer proceeds. A single upload can therefore be written without bound, far beyond the configured disk limit, until the node's disk is full, and because a server stopped for exceeding its limit is not treated as suspended, SFTP writes are still accepted even after the quota is already exceeded. This issue is fixed in version 1.13.3."}], "id": "CVE-2026-61617", "lastModified": "2026-08-26T22:16:25.247", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-08-26T22:16:25.247", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/pterodactyl/wings/commit/da1a216cfff5867fa66be32cb1edb93e37fd71ff"}, {"source": "security-advisories@github.com", "url": "https://github.com/pterodactyl/wings/security/advisories/GHSA-8j54-xcwx-597p"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-770"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.13.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "wings", "source": "cna", "vendor": "pterodactyl"}, "product": "wings", "vendor": "pterodactyl"}], "created": "2026-08-26T23:30:12.670297+00:00", "updated": "2026-08-26T23:30:12.935577+00:00", "vendors": ["pterodactyl", "pterodactyl$PRODUCT$wings"]}