CVE-2025-71000 Oneflow CVE debrief

Who should care

Users of OneFlow v0.9.0, particularly those responsible for maintaining and securing the affected component, should review and apply patches to mitigate this vulnerability. This includes operators, platform administrators, vulnerability management teams, and security teams who need to assess the risk and implement necessary controls.

Technical summary

The vulnerability is in the flow.cuda.BoolTensor component of OneFlow v0.9.0. It allows attackers to cause a Denial of Service (DoS) via crafted input. The CVSS score is 7.5 with a HIGH severity. The vulnerability's CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. This issue is significant because it can lead to service disruptions, and users of OneFlow v0.9.0 should review and apply patches to mitigate this vulnerability.

Defensive priority

High priority due to HIGH severity and potential for Denial of Service attacks. Immediate attention is required to review and apply patches or implement compensating controls.

Recommended defensive actions

• Review OneFlow v0.9.0 for updates and apply patches if available
• Implement compensating controls to detect and prevent Denial of Service attacks
• Monitor systems for unusual activity
• Inventory affected systems for remediation
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance

Evidence notes

Evidence is based on the NVD CVE record and a vendor advisory. The CVE record was published on 2026-01-28T18:16:51.977Z and was last modified on 2026-07-05T02:17:39.580Z. The information available is limited to these sources, and further verification is recommended. Defenders should verify the affected scope, severity, and vendor guidance.

Official resources