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Oneflow CVE-2025-71002

MEDIUM
Divide By Zero (CWE-369)
2026-01-28 cve@mitre.org
6.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Division safety checks
Impact

CVSS 6.5 (MEDIUM). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: Required. Exploitable via remote/network. Public exploit/POC available.

Exploit ScenarioDerived

A remote attacker could exploit this vulnerability to cause a Denial of Service (DoS) via a crafted input.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

A floating-point exception (FPE) in the flow.column_stack component of OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) via a crafted input. [CVSS 6.5 MEDIUM]

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Classified as CWE-369 (Divide By Zero). Affects the flow.column_stack component of Oneflow. A floating-point exception (FPE) in the flow.column_stack component of OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) via a crafted input.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
PoC Detected
Feb 03, 2026 - 16:56 vuln.today
Public exploit code
CVE Published
Jan 28, 2026 - 20:16 nvd
MEDIUM 6.5

DescriptionCVE.org

A floating-point exception (FPE) in the flow.column_stack component of OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) via a crafted input.

Executive ViewAI

Why It Matters

Organizations using the flow.column_stack component of OneFlow should be aware of notable risk from CVE-2025-71002 rated CVSS 6.5. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.1%
Top 79% exploitable
Exploit
POC
Public exploit code exists
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No

Priority Score

52
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:oneflow:oneflow:0.9.0:*:*:*:*:*:*:*
CVE-2025-65889 HIGH POC
7.5 Jan 28

A type validation flaw in the flow.dstack() component of OneFlow v0.9.0 allows attackers to cause a Denial of Service (D

CVE-2025-65888 HIGH POC
7.5 Jan 28

A dimension validation flaw in the flow.empty() component of OneFlow 0.9.0 allows attackers to cause a Denial of Service

CVE-2025-65886 HIGH POC
7.5 Jan 28

A shape mismatch vulnerability in OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) via supplying craft

CVE-2025-71000 HIGH POC
7.5 Jan 28

An issue in the flow.cuda.BoolTensor component of OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) via

CVE-2025-71007 HIGH POC
7.5 Jan 28

An input validation vulnerability in the oneflow.index_add component of OneFlow v0.9.0 allows attackers to cause a Denia

CVE-2025-71003 HIGH POC
7.5 Jan 28

An input validation vulnerability in the flow.arange() component of OneFlow v0.9.0 allows attackers to cause a Denial of

CVE-2025-65891 HIGH POC
7.5 Jan 28

A GPU device-ID validation flaw in OneFlow v0.9.0 allows attackers to trigger a Denial of Dervice (DoS) by invoking flow

CVE-2025-65890 HIGH POC
7.5 Jan 28

A device-ID validation flaw in OneFlow v0.9.0 allows attackers to cause a Denial of Service (DoS) by calling flow.cuda.s

CVE-2025-70999 HIGH POC
7.5 Jan 28

A GPU device-ID validation flaw in the flow.cuda.get_device_capability() component of OneFlow v0.9.0 allows attackers to

CVE-2025-63397 MEDIUM POC
6.5 Nov 10

Improper input validation in OneFlow v0.9.0 allows attackers to cause a segmentation fault via adding a Python sequence

CVE-2025-65887 MEDIUM POC
6.5 Jan 28

A division-by-zero vulnerability in the flow.floor_divide() component of OneFlow v0.9.0 allows attackers to cause a Deni

CVE-2025-71004 MEDIUM POC
6.5 Jan 28

A segmentation violation in the oneflow.logical_or component of OneFlow v0.9.0 allows attackers to cause a Denial of Ser

References

Advisories & patches

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