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node-opcua

5 known vulnerabilities.

node-opcua at a glance

Last 12 months
5
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 3 5 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 4 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 1 vulnerability, 1 critical
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Products

node-opcua 5
All Critical High Medium Low Exploited only Public exploit

5 results · Feed

  • Critical 9.1
    CVE-2026-95860

    node-opcua: Namespace-Level RBAC Fail-Open - Anonymous Write/Call Bypass via Unbound `DefaultRolePermissions

    node-opcua is an OPC UA implementation for TypeScript and Node.js. From 2.42.0 until 2.180.0, namespace-level access control configured through setDefaultRolePermissions is not honored by the runtime enforcement path for nodes without explicit per-node RolePe…

    node-opcua node-opcua
  • High 7.0
    CVE-2026-68904

    node-opcua: TCP Socket Leak (FIN-WAIT-2) via keepalive reconnection cycle - Resource Exhaustion

    node-opcua is an OPC UA implementation for TypeScript and Node.js. From 2.0.0 until 2.170.0, node-opcua clients using the default keepSessionAlive setting can enter a repeated reconnection cycle when an OPC UA server's clock skew causes BadInvalidTimestamp re…

    node-opcua node-opcua node-opcua node-opcua-client npm
  • Low 3.7
    CVE-2026-69200

    node-opcua: Prototype Pollution via internal `fieldsToJson()` implementation (Related to CVE-2024-57086)

    node-opcua is an OPC UA implementation for TypeScript and Node.js. Prior to node-opcua-client 2.145.0, the internal fieldsToJson method in packages/node-opcua-client/source/alarms_and_conditions/client_alarm.ts directly assigns unsanitized field names and all…

    node-opcua node-opcua
  • High 7.5
    CVE-2026-54156

    node-opcua: Unbounded nonce cache enables unauthenticated heap exhaustion DoS

    node-opcua is an OPC UA implementation for TypeScript and Node.js. Prior to 2.166.0, the process-global g_alreadyUsedNonce cache used by nonceAlreadyBeenUsed in packages/node-opcua-secure-channel/source/server/server_secure_channel_layer.ts records nonces fro…

    node-opcua node-opcua node-opcua npm
  • High 7.7
    CVE-2026-54155

    node-opcua: Missing nonce verification in UserNameIdentityToken authentication

    node-opcua is an OPC UA implementation for TypeScript and Node.js. Prior to 2.166.0, the UserNameIdentityToken authentication handler in packages/node-opcua-server/source/opcua_server.ts decrypts an RSA-OAEP password blob but does not verify that the trailing…

    node-opcua node-opcua node-opcua npm