Dask Loader core.py from_npy_stack deserialization
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Deferred Red Hat: fix deferred
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-502.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Dask | 2026.0; 2026.1; 2026.2; 2026.3; 2026.4; 2026.5; 2026.6; 2026.7; 2026.8.0 | — | No fix listed | CNA |
- Dask Vendor— Affected 2026.0; 2026.1; 2026.2; 2026.3; 2026.4; 2026.5; 2026.6; 2026.7; 2026.8.0 Fixed in — No fix listed CNA
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dask:dask:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:dask:dask:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift AI (RHOAI) | Affected | No fix yet: Fix deferred |
Not affected: 2 products
- Red Hat AI Inference Server
- Red Hat Enterprise Linux AI (RHEL AI) 3
Timeline
- 2026-10-02 Threatist record created from CVE-2026-95897
- 2026-10-03 Alias added: GHSA-7jm5-7xjw-qq97
References
Sources
- CVE-2026-95897 · CVE Program
- CVE-2026-95897 · NVD
- FIRST EPSS
- GHSA-7jm5-7xjw-qq97 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-95897 · Red Hat security data · CC BY 4.0
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