CVE-2026-5757 There exists an unauthenticated remote information disclosure vulnerability in Ollama's model quantization engine

Unauthenticated remote information disclosure vulnerability in Ollama's model quantization engine allows an attacker to read and exfiltrate the server's heap memory, potentially leading to sensitive data exposure, further compromise, and stealthy persistence...

CVE-2026-5757

Unauthenticated remote information disclosure vulnerability in Ollama's model quantization engine allows an attacker to read and exfiltrate the server's heap memory, potentially leading to sensitive data exposure, further compromise, and stealthy persistence...

CVE-2026-5757

CVE-2026-5757 concerns Ollama’s model quantization engine. The CERT entry describes an unauthenticated remote information-disclosure vulnerability triggered via the model upload interface. Root cause: three factors—no bounds checking on user-supplied GGUF header metadata, unsafe memory access usi...

CVE-2026-44563 Open WebUI: Ollama Model Access Control Bypass via /api/generate, /api/embed, /api/embeddings, and /api/show

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the /api/generate, /api/embed, /api/embeddings, and /api/show endpoints accept any model name from the user and forward the request to the Ollama backend without checking whether the...

GHSA-9Q7V-8MR7-G23P OpenClaw: SSRF via Unguarded `fetch()` in Marketplace Plugin Download and Ollama Model Discovery

Summary SSRF via Unguarded fetch in Marketplace Plugin Download and Ollama Model Discovery Current Maintainer Triage - Status: narrow - Normalized severity: medium - Assessment: Keep the shipped marketplace archive-fetch SSRF, but narrow out the Ollama half because it is operator-configured and...

OpenClaw: SSRF via Unguarded `fetch()` in Marketplace Plugin Download and Ollama Model Discovery

Summary SSRF via Unguarded fetch in Marketplace Plugin Download and Ollama Model Discovery Current Maintainer Triage - Status: narrow - Normalized severity: medium - Assessment: Keep the shipped marketplace archive-fetch SSRF, but narrow out the Ollama half because it is operator-configured and...

CVE-2025-15514 Ollama Multi-Modal Model Image Processing NULL Pointer Dereference

Ollama 0.11.5-rc0 through current version 0.13.5 contain a null pointer dereference vulnerability in the multi-modal model image processing functionality. When processing base64-encoded image data via the /api/chat endpoint, the application fails to validate that the decoded data represents valid...

CVE-2025-51471

A domain validation flaw has been discovered in Ollama. In instances where a user attempts to download a model, but where the server responds with an http 401 error code, Ollama follows the WWW-Authenticate header's realm URL without validating if it belongs to the same domain as the original...