{"id":"CVE-2025-1403","aliases":["GHSA-fpmr-m242-xm7x","PYSEC-2026-1859","PYSEC-2026-3045"],"url":"https://o3.security/vulnerability/CVE-2025-1403","summary":"Malciously crafted QPY files can allows Remote Attackers to Cause Denial of Service in Qiskit","details":"Qiskit SDK 0.45.0 through 1.2.4 could allow a remote attacker to cause a denial of service using a maliciously crafted QPY file containing a malformed symengine serialization stream which can cause a segfault within the symengine library.","published":"2025-02-21T17:15:13.437Z","modified":"2026-07-13T16:42:48.365672107Z","cvss":{"score":8.6,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"qiskit","fixedVersion":"1.3.0"},{"ecosystem":"PyPI","name":"qiskit-terra","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.ibm.com/support/pages/node/7183868"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-13T16:42:48.365672107Z"}}