CVE-2026-4870
Qiskit SDK is vulnerable to specific functions may recurse too deeply and overflow the available stack space, when encountering certain classical expressions.
- State
- Published
- Severity
- 7.5 High
- Published
- Jun 12, 2026
- Updated
- Jun 15, 2026
- Reserved
- Mar 25, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | ibm |
Weaknesses
- CWE-674 Uncontrolled Recursion
Affected Products
| Product | Versions |
|---|---|
Qiskit SDKIBM |
|
References
- https://www.ibm.com/support/pages/node/7276123vendor-advisorypatch
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