# CVE-2025-23351 — NVIDIA BlueField GA

> As of 2026-07-01, CVE-2025-23351 is a CRITICAL-severity vulnerability in NVIDIA BlueField GA, CVSS v3.1 9, EPSS 0.3% (28.4th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-23351, most recently “CVE-2026-65094: Write-What-Where Vulnerability in NVIDIA BlueField-3 VIRTIO-Net Enables Code Execution”.

**Last updated:** 2026-07-01

## What is CVE-2025-23351?

NVIDIA ConnectX and BlueField contain a vulnerability in the command interface where a local user with virtual function (VF) access may cause a write out of bounds by crafted input. A successful exploit of this vulnerability may lead to arbitrary code execution on the device.

The record classifies CVE-2025-23351 under weakness class [CWE-787](https://intel.threadlinqs.com/cwe/CWE-787). Its CVSS v3 base vector states that the flaw is reachable from an adjacent network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. 10 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 101 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 9 — CRITICAL (`CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`)
- **EPSS (FIRST):** 0.3% probability of exploitation in the next 30 days, higher than 28.4% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 5.6/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-07-01

## Is CVE-2025-23351 being exploited?

It currently carries a trending score of 17 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [NVIDIA](https://intel.threadlinqs.com/vendors/nvidia): BlueField GA, BlueField LTS22, BlueField LTS23, BlueField LTS24, ConnectX GA, ConnectX LTS22, ConnectX LTS23, ConnectX LTS24, ConnectX-4, ConnectX-4 LX

## How to fix CVE-2025-23351

No vendor patch reference has been recorded for CVE-2025-23351 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2025-23351

1 tracked threat in the Threadlinqs corpus references CVE-2025-23351, either in the campaign’s CVE list or as an indicator on the campaign record.

- [CVE-2026-65094: Write-What-Where Vulnerability in NVIDIA BlueField-3 VIRTIO-Net Enables Code Execution](https://intel.threadlinqs.com/threat/TL-2026-1812) — CRITICAL · 2026-08-01

## Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [nvd.nist.gov](https://nvd.nist.gov/vuln/detail/CVE-2025-23351)
- [cve.org](https://www.cve.org/CVERecord?id=CVE-2025-23351)
- [github.com](https://github.com/NVIDIA/product-security/tree/main/2026/5699)

Canonical: https://intel.threadlinqs.com/cve/CVE-2025-23351
Full detection coverage and IOCs for threats exploiting CVE-2025-23351 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp