{"affected":[{"product":"nibabel","source":"CNA: VulDB","vendor":"nipy","versions":[{"status":"affected","version":"5.4.0"},{"status":"affected","version":"5.4.1"},{"status":"affected","version":"5.4.2"}]}],"cveId":"CVE-2026-118590","cwes":["CWE-789","CWE-400"],"description":"A security vulnerability has been detected in nipy nibabel up to 5.4.2. The affected element is the function array_from_file of the file nibabel/volumeutils.py of the component Header Handler. The manipulation leads to uncontrolled memory allocation. The attack is possible to be carried out remotely. The pull request to fix this issue awaits acceptance.","epss":{"date":"2026-11-03","percentile":0.36226,"score":0.00419},"exploits":[],"kev":null,"metrics":[{"score":6.9,"severity":"medium","source":"CNA: VulDB","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X","version":"4.0"},{"score":5.3,"severity":"medium","source":"CNA: VulDB","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:C","version":"3.1"},{"score":5.3,"severity":"medium","source":"CNA: VulDB","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:C","version":"3.0"},{"score":5,"severity":"medium","source":"CNA: VulDB","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:ND/RC:C","version":"2.0"}],"modifiedAt":1793754553497,"publishedAt":1793232021707,"references":[{"source":"CNA: VulDB","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/428028"},{"source":"CNA: VulDB","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/428028/cti"},{"source":"CNA: VulDB","tags":["third-party-advisory"],"url":"https://vuldb.com/cve/CVE-2026-118590"},{"source":"CNA: VulDB","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/1026208"},{"source":"CNA: VulDB","tags":["issue-tracking"],"url":"https://github.com/nipy/nibabel/issues/1566"},{"source":"CNA: VulDB","tags":["issue-tracking","patch"],"url":"https://github.com/nipy/nibabel/pull/1587"},{"source":"CNA: VulDB","tags":["product"],"url":"https://github.com/nipy/nibabel/"}],"remediation":[{"kind":"fix","source":"CNA: VulDB","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/nipy/nibabel/pull/1587"}],"revision":"4abfbae4712537ab3743e70831396195a6b20f5a2935581e51c1606b3971a7f7","sources":[{"modifiedAt":1793754553497,"name":"CNA: VulDB","retrievedAt":1793758120861,"url":"https://www.cve.org/CVERecord?id=CVE-2026-118590"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793758142990,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-118590"}],"ssvc":{"assessedAt":1793754540738,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"nipy nibabel Header volumeutils.py array_from_file memory allocation","updatedAt":1793758142990}