Qiskit SDK
- Software type
- Software application
- Total vulnerabilities (90 days)
- 3
- Products & ServicesProducts & Services
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As of 11/08/2026, Qiskit SDK recorded 3 security vulnerabilities in the last 90 days, of which 2 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Qiskit SDK and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-116501Qiskit SDK C API may trigger an out of bounds write on accessing the unitary matrix with qk_circuit_inst_unitary().CVE-2026-116500Unbound Recursion in QPY deserialization can lead to denial of serviceCVE-2026-116499Arbitrary Code Execution in Qiskit SDK QPY Deserialization| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-116501Qiskit SDK C API may trigger an out of bounds write on accessing the unitary matrix with qk_circuit_inst_unitary(). | Exploitation statusNot confirmed | FixYes | Published11/08/2026 | SeverityHigh |
CVE-2026-116500Unbound Recursion in QPY deserialization can lead to denial of service | Exploitation statusNot confirmed | FixYes | Published11/08/2026 | SeverityMedium |
CVE-2026-116499Arbitrary Code Execution in Qiskit SDK QPY Deserialization | Exploitation statusNot confirmed | FixYes | Published11/08/2026 | SeverityHigh |
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