{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-108715", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-11T01:51:49.085Z", "datePublished": "2026-10-11T12:19:27.963Z", "dateUpdated": "2026-10-11T12:19:27.963Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-11T12:19:27.963Z" }, "datePublic": "2026-10-10T00:00:00.000Z", "title": "LibreNMS through 26.9.1.1 Authorization Bypass via Smokeping Graph auth.inc.php", "descriptions": [ { "lang": "en", "value": "LibreNMS through 26.9.1.1 contains an authorization bypass vulnerability in includes/html/graphs/smokeping/auth.inc.php that checks the src probe device instead of the rendered target device. Restricted users permitted on a probe device can request smokeping_in or smokeping_out graphs with arbitrary device ids to view latency data and enumerate device names." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639", "type": "CWE" } ] } ], "affected": [ { "vendor": "librenms", "product": "librenms", "packageURL": "pkg:github/librenms/librenms", "defaultStatus": "unaffected", "versions": [ { "version": "0", "lessThanOrEqual": "26.9.1.1", "status": "affected", "versionType": "custom" } ], "repo": "https://github.com/librenms/librenms" } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:librenms:librenms:*:*:*:*:*:*:*:*", "versionEndIncluding": "26.9.1.1" } ] } ] } ], "metrics": [ { "format": "CVSS", "cvssV4_0": { "version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM" } }, { "format": "CVSS", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM" } } ], "references": [ { "url": "https://hackmd.io/@haind/librenms-smokeping-graph-src-device-auth-confusion", "tags": [ "third-party-advisory" ] }, { "url": "https://github.com/librenms/librenms/blob/26.9.1.1/includes/html/graphs/smokeping/auth.inc.php#L3-L7", "tags": [ "technical-description" ] }, { "url": "https://github.com/librenms/librenms/blob/26.9.1.1/LibreNMS/Util/Graph.php#L190-L198", "tags": [ "technical-description" ] }, { "url": "https://github.com/librenms/librenms", "tags": [ "product" ] }, { "name": "VulnCheck Advisory: LibreNMS through 26.9.1.1 Authorization Bypass via Smokeping Graph auth.inc.php", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/librenms-through-26.9.1.1-authorization-bypass-via-smokeping-graph-auth-inc-php" } ], "credits": [ { "lang": "en", "value": "HaiND from the Post and Telecommunication Institute of Technology", "type": "finder" } ], "x_generator": { "engine": "vulncheck-endgame" } } } }