{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107449", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "state": "PUBLISHED", "assignerShortName": "mitre", "dateReserved": "2026-10-08T04:28:16.780Z", "datePublished": "2026-10-08T04:28:17.619Z", "dateUpdated": "2026-10-08T04:28:17.619Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "modules": ["Enhanced app test/livestats (test_config", "get_stats)"], "product": "Heimdall", "programFiles": ["app/SupportedApps.php", "app/Http/Controllers/ItemController.php"], "programRoutines": [{"name": "SupportedApps::execute"}], "repo": "https://github.com/linuxserver/Heimdall", "vendor": "linuxserver", "versions": [{"lessThanOrEqual": "2.8.3", "status": "affected", "version": "0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "linuxserver Heimdall through 2.8.3 applies its SafeUrlFetcher SSRF protection mechanism only to ItemController; the enhanced-application test and live-stats requests occur via SupportedApps::execute(), a GuzzleHttp client that lacks IP address restrictions. In some realistic installations, the POST /test_config (and GET /get_stats) endpoints are accessible through CSRF, and thus an unauthenticated attacker can force the server to send requests to arbitrary internal hosts and ports (including 169.254.169.254) and read a status/port oracle in addition to partial response data."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.4, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-918", "description": "CWE-918 Server-Side Request Forgery (SSRF)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-10-08T04:28:17.619Z"}, "references": [{"tags": ["exploit", "technical-description"], "url": "https://github.com/kashishtopi/heimdall-unauth-ssrf"}, {"tags": ["product"], "url": "https://github.com/linuxserver/Heimdall/blob/9ad5864a80d7025db1e6eab8eb2981c165b0ddff/app/SupportedApps.php"}], "x_generator": {"engine": "CVE-Request-form 0.0.1"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "modules": ["Enhanced app test/livestats (test_config", "get_stats)"], "product": "Heimdall", "programFiles": ["app/SupportedApps.php", "app/Http/Controllers/ItemController.php"], "programRoutines": [{"name": "SupportedApps::execute"}], "repo": "https://github.com/linuxserver/Heimdall", "vendor": "linuxserver", "versions": [{"lessThanOrEqual": "2.8.3", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "linuxserver Heimdall through 2.8.3 applies its SafeUrlFetcher SSRF protection mechanism only to ItemController; the enhanced-application test and live-stats requests occur via SupportedApps::execute(), a GuzzleHttp client that lacks IP address restrictions. In some realistic installations, the POST /test_config (and GET /get_stats) endpoints are accessible through CSRF, and thus an unauthenticated attacker can force the server to send requests to arbitrary internal hosts and ports (including 169.254.169.254) and read a status/port oracle in addition to partial response data."}], "id": "CVE-2026-107449", "lastModified": "2026-10-08T05:17:04.297", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.4, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 1.4, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-10-08T05:17:04.297", "references": [{"source": "[email protected]", "url": "https://github.com/kashishtopi/heimdall-unauth-ssrf"}, {"source": "[email protected]", "url": "https://github.com/linuxserver/Heimdall/blob/9ad5864a80d7025db1e6eab8eb2981c165b0ddff/app/SupportedApps.php"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "[email protected]", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.8.3]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Heimdall", "source": "cna", "vendor": "linuxserver"}, "product": "heimdall", "vendor": "linuxserver"}], "created": "2026-10-08T06:30:16.942676+00:00", "updated": "2026-10-08T06:30:16.942703+00:00", "vendors": ["linuxserver", "linuxserver$PRODUCT$heimdall"]}