{"schema":"threatline.record/2","record":{"id":"CVE-2026-109352","aliases":["GHSA-ffjc-4fr5-47c6"],"summary":"LibreNMS before 26.9.0 Stored XSS via wireless sensor description","details":"LibreNMS before 26.9.0 contains a stored cross-site scripting vulnerability in includes/html/pages/device/wireless.inc.php, which echoes wireless sensor sensor_descr values, populated from SNMP DisplayString fields during discovery, into HTML without escaping. Attackers controlling a monitored device's SNMP agent can set values such as AI-AP-MIB::aiSSID to malicious JavaScript that executes when authenticated users view the device's Wireless tab, enabling session hijacking.","categories":["Unclassified"],"product":"librenms","vendor":"librenms","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109352","source_modified_at":"2026-10-15T02:51:47.970Z","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-2026-109352","source_modified_at":"2026-10-15T02:51:47.970Z","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":0.002,"percentile":0.09343,"score_date":"2026-10-23"},"published_at":"2026-10-12T16:05:34.483Z","modified_at":"2026-10-15T02:51:47.970Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109352","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T02:51:47.970Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109352","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-ffjc-4fr5-47c6","tags":["exploit"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/librenms-before-26.9.0-stored-xss-via-wireless-sensor-description","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-15T02:51:22.630612Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-15T02:51:47.970Z","content_hash":"2c70dd2aa9f7e698739908f211d25dd1af0663680035597befbfa40309a78875"}}