CVE-2026-116500: fallo de gravedad media en IBM Qiskit SDK
Unbound Recursion in QPY deserialization can lead to denial of service
Publicada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
10Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 6.2
IBM Qiskit SDK 2.4.0 through 2.6.1 could allow a local attacker to cause a denial of service due to unbound recursion during deserialization of untrusted QPY payloads.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Productos afectados
IBM · Qiskit SDKCVEs relacionadas — IBM Qiskit SDK
En el mismo producto, de las más peligrosas a las menos.
CVE-2025-2000CRITICALQiskit SDK code executionEPSS 0.8%CVE-2025-1403HIGHQiskit SDK denial of serviceEPSS 0.7%CVE-2026-19795MEDIUMQiskit SDK is vulnerable when deserializing QPY Files and may overflow the available stack space.EPSS 0.3%CVE-2026-4870HIGHQiskit SDK is vulnerable to specific functions may recurse too deeply and overflow the available stack space, when encountering certain classical expressions.EPSS 0.3%CVE-2026-116501HIGHQiskit SDK C API may trigger an out of bounds write on accessing the unitary matrix with qk_circuit_inst_unitary().EPSS —CVE-2026-116499HIGHArbitrary Code Execution in Qiskit SDK QPY DeserializationEPSS —