{"action":"Upgrade node-opcua to 2.170.0 or later.","affected":[{"fixed":"2.170.0","introduced":"2.0.0"}],"component":"node-opcua","cve_ids":["CVE-2026-68904"],"ecosystem":"npm","epss":0.00443,"exploited":false,"fixed_versions":["2.170.0"],"ghsa_id":"GHSA-r2pf-9cw4-5j65","id":"tcs_01M5KG7NZ23BPXEMH6P3AWDVGG","modified_at":"2026-09-16T16:30:30.401663263Z","published_at":"2026-09-16T16:19:21Z","references":["https://osv.dev/vulnerability/GHSA-r2pf-9cw4-5j65","https://github.com/node-opcua/node-opcua/security/advisories/GHSA-r2pf-9cw4-5j65","https://github.com/node-opcua/node-opcua/pull/1497","https://github.com/node-opcua/node-opcua/commit/1959cbb8946b386d2e24a1cce05b7148099d36e7","https://github.com/node-opcua/node-opcua/commit/481664fa6ba8204737c5a92797ff68c3ae780c1c","https://github.com/node-opcua/node-opcua/commit/4d59197e2dbd82791d7f36dad7da178715e0c27a","https://github.com/node-opcua/node-opcua/commit/dc406fd2d364aa69dd173be21ed32a7ff425017a","https://github.com/node-opcua/node-opcua","https://github.com/node-opcua/node-opcua/releases/tag/v2.170.0"],"severity":{"label":"high","score":7},"sources":[{"source":"osv","source_id":"GHSA-r2pf-9cw4-5j65#npm/node-opcua","url":"https://osv.dev/vulnerability/GHSA-r2pf-9cw4-5j65"}],"summary":"node-opcua: TCP Socket Leak (FIN-WAIT-2) via keepalive reconnection cycle - Resource Exhaustion"}