CVE Explorer
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"cpes":["cpe:2.3:a:ibm:qiskit_sdk:0.43.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:qiskit_sdk:2.5.0:*:*:*:*:*:*:*"],"product":"Qiskit SDK","vendor":"IBM","versions":[{"lessThanOrEqual":"2.5.0","status":"affected","version":"0.43.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:8d6899384c1e931afd687193fe28ca1274c2a391ff87c1a3b0f61c9446bdc293 · sha256:b0b79a8fa8dbaaee… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:8d6899384c1e931afd687193fe28ca1274c2a391ff87c1a3b0f61c9446bdc293 · sha256:b0b79a8fa8dbaaee… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-674","description":"CWE-674 Uncontrolled Recursion","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:8d6899384c1e931afd687193fe28ca1274c2a391ff87c1a3b0f61c9446bdc293 · sha256:b0b79a8fa8dbaaee… · /containers/adp/0/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7276123"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:8d6899384c1e931afd687193fe28ca1274c2a391ff87c1a3b0f61c9446bdc293 · sha256:b0b79a8fa8dbaaee… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.