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CVE-2026-85180: Ollama fails to validate redirect destinations when pulling tensor-layer models, allowing unauthenticated attackers to redirect blob downloads to arbitrary hosts. An attacker can control a registry, serve a malicious ten

NIST National Vulnerability Database · observation · Sep 3, 2026 · UTC

Ollama fails to validate redirect destinations when pulling tensor-layer models, allowing unauthenticated attackers to redirect blob downloads to arbitrary hosts. An attacker can control a registry, serve a malicious tensor-layer manifest, and cause the server to issue GET requests to internal hosts including cloud metadata endpoints.

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recordType: vulnerability
status: active
evidenceStatus: reported
region: Global

Evidence & attribution

NIST National Vulnerability Database · 2026-09-03T00:00:00.000Z

First collected: 2026-09-19T20:26:46.936Z. This is not the publication date.