{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"open62541","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":[],"id":"tcs_01M5NTQFKDSTRND5MS21GAQ34X","modified_at":"2026-10-01T03:03:48.363146682Z","published_at":"2026-08-06T00:16:54.043Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-67870","https://security-tracker.debian.org/tracker/CVE-2026-67870"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-67870#Debian:14/open62541","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-67870"}],"summary":"In open62541 v1.5.5, the server-side AddReferences implementation contains an incomplete validation flaw for non-local ExpandedNodeId targets. A remote attacker can send a crafted AddReferencesRequest"}