{"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_01M5NTQEV0NN2QP45YPJ4WD4BT","modified_at":"2026-10-01T03:03:48.290692049Z","published_at":"2026-08-05T23:16:53.753Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-67863","https://security-tracker.debian.org/tracker/CVE-2026-67863"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-67863#Debian:14/open62541","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-67863"}],"summary":"In open62541 1.5.5, a server-side use-after-free exists in the local MonitoredItem callback path. The issue occurs when UA_Subscription_localPublish continues to use the current UA_Notification after"}