{"schema":"threatline.record/2","record":{"id":"CVE-2026-109354","aliases":["GHSA-j3qf-h24w-9f42"],"summary":"LibreNMS before 26.9.0 Path Traversal via NFSen channel Parameter","details":"LibreNMS before 26.9.0 contains a path traversal vulnerability in nfsen_channel_common.inc.php that allows authenticated users to read unauthorized RRD data by injecting ../ sequences into the channel parameter. Attackers with access to one NFSen-enabled device can request graph.php with a traversed channel value to view traffic and NetFlow graphs of devices outside their authorized scope.","categories":["Unclassified"],"product":"librenms","vendor":"librenms","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109354","source_modified_at":"2026-10-13T16:53:32.764Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"librenms","vendor":"librenms","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"26.9.0"},{"version":"26.9.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109354","source_modified_at":"2026-10-13T16:53:32.764Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"librenms","ecosystem":null},"version":"26.9.0","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00275,"percentile":0.18891,"score_date":"2026-10-23"},"published_at":"2026-10-12T16:05:35.816Z","modified_at":"2026-10-13T16:53:32.764Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109354","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-13T16:53:32.764Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109354","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/librenms/librenms/security/advisories/GHSA-j3qf-h24w-9f42","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/librenms-before-26.9.0-path-traversal-via-nfsen-channel-parameter","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-13T15:48:45.866440Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-13T16:53:32.764Z","content_hash":"5ed6000c1e2c3dcf32e105a15e56696ce785d28cacc9858e588f2e21ea58a17a"}}