Vulnerability Details CVE-2026-4870
IBM Qiskit SDK 0.43.0 through 2.5.0 could allow an attacker to trigger a segmentation fault leading to a denial of service due to uncontrolled recursion in the parser.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 18.2%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-4870
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cpe:2.3:a:ibm:qiskit_software_development_kit:*