IBM Qiskit Sdk Vulnerabilities

Ibm Qiskit Sdk vulnerabilities.

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12 June 2026

Qiskit SDK is vulnerable to specific functions may recurse too deeply and overflow the available stack space, when encountering certain classical expressions.
CVE-2026-4870
IBMQiskit Sdk7.5HIGH

14 March 2025

Arbitrary Code Execution Vulnerability in Qiskit by IBM
CVE-2025-2000
IBMQiskit Sdk9.8CRITICAL

21 February 2025

Denial of Service Risk in Qiskit SDK by IBM via Malformed Serialization Stream
CVE-2025-1403
IBMQiskit Sdk8.6HIGH