---
id: CVE-2026-86317
title: A vulnerability was detected in ggml-org llama.cpp up to 0.4.0
summary: >-
  A vulnerability was detected in ggml-org llama.cpp up to 0.4.0. This impacts
  the function rpc_server::deserialize_tensor of the file
  ggml/src/ggml-rpc/ggml-rpc.cpp of the component RPC Server. Performing a
  manipulation of the argument ne…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-617
vendor: ggml-org
product: llama.cpp
affected:
  - llama.cpp 0.1
  - llama.cpp 0.2
  - llama.cpp 0.3
  - llama.cpp 0.4.0
published: '2026-09-07'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T15:18:54.133'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86317'
references:
  - url: 'https://github.com/ggml-org/llama.cpp/'
    label: cna@vuldb.com
  - url: 'https://github.com/ggml-org/llama.cpp/issues/25288'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86317'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/908271'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399508'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399508/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-08T15:00:44.263493Z'
epss: 0.00701
epssPercentile: 0.5113
ingestedAt: '2026-09-08T15:33:26.978Z'
---

## Overview

A vulnerability was detected in ggml-org llama.cpp up to 0.4.0. This impacts the function rpc_server::deserialize_tensor of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component RPC Server. Performing a manipulation of the argument ne results in reachable assertion. The attack is possible to be carried out remotely. The reported GitHub issue was closed automatically due to inactivity.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.