{"id":"CVE-2026-109355","revision":"144b347711d746bdb817f2b4443ae966","records":[{"revision":"144b347711d746bdb817f2b4443ae966","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-109355","aliases":[],"title":"LibreNMS before 26.9.0 Stored XSS via Tools Oxidized Node List","description":"LibreNMS before 26.9.0 contains a stored cross-site scripting vulnerability in get_oxidized_nodes_list() that renders Oxidized API fields and SNMP sysName unescaped. Attackers controlling the Oxidized response or a device's SNMP sysName can inject script that executes in browsers of users viewing the Tools Oxidized page.","state":0,"publishedAt":"2026-10-12T16:05:36.441+00:00","modifiedAt":"2026-10-13T17:31:03.733+00:00","affected":[{"ecosystem":"Vendor product","name":"librenms","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"librenms\",\n                    \"product\": \"librenms\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"26.9.0\"\n                        },\n                        {\n                            \"version\": \"26.9.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1,"severity":"MEDIUM"}],"references":["https://github.com/librenms/librenms/security/advisories/GHSA-cjqw-76mh-jmpv","https://www.vulncheck.com/advisories/librenms-before-26.9.0-stored-xss-via-tools-oxidized-node-list"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109355","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109355","identifiers":["CVE-2026-109355"]},"retained":false,"historicalAffected":[]}],"coverage":[]}