High severity · published Sep 3, 2026
CVE-2026-85180
Ollama 0.30.0 through 0.33.2 SSRF via Cross-Host Tensor Blob Redirect
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OL
ollama · ollama
0.30.0 through 0.33.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-85180
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-85180
github.com
https://github.com/ollama/ollama
github.com
https://github.com/ollama/ollama/blob/v0.33.2/x/transfer/download.go
github.com
https://github.com/ollama/ollama/issues/17041
www.vulncheck.com
https://www.vulncheck.com/advisories/ollama-0.30.0-through-0.33.2-ssrf-via-cross-host-tensor-blob-redirect
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