{"id":"UBUNTU-CVE-2026-95897","details":"A security vulnerability has been detected in Dask up to 2026.8.0. This affects the function from_npy_stack of the file dask/array/core.py of the component Loader. Such manipulation leads to deserialization. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.","modified":"2026-09-24T02:03:14.628370908Z","published":"2026-09-23T01:16:00Z","upstream":["CVE-2026-95897"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-95897"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-95897"},{"type":"REPORT","url":"https://github.com/dask/dask/"},{"type":"REPORT","url":"https://github.com/dask/dask/issues/12578"},{"type":"REPORT","url":"https://vuldb.com/cve/CVE-2026-95897"},{"type":"REPORT","url":"https://vuldb.com/submit/953281"},{"type":"REPORT","url":"https://vuldb.com/vuln/408543"},{"type":"REPORT","url":"https://vuldb.com/vuln/408543/cti"}],"affected":[{"package":{"name":"dask","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/dask?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.15.1-3","0.15.4-1","0.16.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-dask","binary_version":"0.16.0-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95897.json"}},{"package":{"name":"dask","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/dask?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0+dfsg-2","2.8.0-0ubuntu4","2.8.1+dfsg-0.2ubuntu1","2.8.1+dfsg-0.3","2.8.1+dfsg-0.4"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-dask","binary_version":"2.8.1+dfsg-0.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95897.json"}},{"package":{"name":"dask","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/dask?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2021.01.0+dfsg-1ubuntu1","2021.09.1+dfsg-1ubuntu1","2021.09.1+dfsg-1ubuntu2","2022.01.0+dfsg-1","2022.01.0+dfsg-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-dask","binary_version":"2022.01.0+dfsg-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95897.json"}},{"package":{"name":"dask","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/dask?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2023.8.0+dfsg-2","2023.12.1+dfsg-2"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-dask","binary_version":"2023.12.1+dfsg-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95897.json"}},{"package":{"name":"dask","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/dask?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2024.12.1+dfsg-2","2024.12.1+dfsg-2build1"],"ecosystem_specific":{"binaries":[{"binary_version":"2024.12.1+dfsg-2build1","binary_name":"python3-dask"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95897.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"},{"type":"Ubuntu","score":"medium"}]}