CVE catalog
CVE-2026-95897
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 deseriali
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.19% · Oct 27, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | dask | sid | 2024.12.1+dfsg-6 | vulnerable |
| Debian | dask | forky | 2024.12.1+dfsg-6 | vulnerable |
| Debian | dask | trixie | 2024.12.1+dfsg-2 | vulnerable |
| Debian | dask | bookworm | 2022.12.1+dfsg-2 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | dask | source | sid | (unfixed) | unimportant | Not reported | Not reported |
| Debian | dask | source | forky | (unfixed) | unimportant | Not reported | Not reported |
| Debian | dask | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | dask | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [python3-dask]Affected
Source package: [dask]
Details (2)
2022.12.1+dfsg-2· all · bookwormAffected
nvd · dask · debian · bookworm; nvd · dask · debian · 12
2022.12.1+dfsg-2· all · bookwormAffected
nvd · dask · debian · bookworm; nvd · dask · debian · 12
- [python-dask-doc]Affected
Source package: [dask]
Details (2)
2022.12.1+dfsg-2· all · bookwormAffected
nvd · dask · debian · bookworm; nvd · dask · debian · 12
2022.12.1+dfsg-2· all · bookwormAffected
nvd · dask · debian · bookworm; nvd · dask · debian · 12
[Debian 13 (Trixie)]
- [python3-dask]Affected
Source package: [dask]
Details (2)
2024.12.1+dfsg-2· all · trixieAffected
nvd · dask · debian · 13
2024.12.1+dfsg-2· all · trixieAffected
nvd · dask · debian · 13
- [python-dask-doc]Affected
Source package: [dask]
Details (2)
2024.12.1+dfsg-2· all · trixieAffected
nvd · dask · debian · 13
2024.12.1+dfsg-2· all · trixieAffected
nvd · dask · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-95897]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-95897]
- [https://security-tracker.debian.org/tracker/CVE-2026-95897]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-95897.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]