CVE-2026-85180

HIGH 7.5

Ollama 0.30.0 through 0.33.2 SSRF via Cross-Host Tensor Blob Redirect

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-918
Vendor	ollama
Product	ollama
Published	Sep 3, 2026
Last Updated	Sep 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

ollama / ollama

0.30.0 ≤ 0.33.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/ollama/ollama/issues/17041 github.com: https://github.com/ollama/ollama github.com: https://github.com/ollama/ollama/blob/v0.33.2/x/transfer/download.go vulncheck.com: https://www.vulncheck.com/advisories/ollama-0.30.0-through-0.33.2-ssrf-via-cross-host-tensor-blob-redirect

Credits

🔍 George Chen