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Vulnerabilities

Vulnerability · CVE-2025-1975

A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service.

Published May 16, 2025 · catalog updated May 16, 2025 · A vulnerability in the

Check this week

CVE-2025-1975 is not in CISA KEV. FIRST estimates a 52.00% chance of exploitation in the next 30 days. Check whether you run A vulnerability in the.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A vulnerability in the).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
52.00%
Remediation
Vendor / distro source
Affected products
vendor ollama ollama/ollama unspecified ≤latest

A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor ollama ollama/ollama unspecified ≤latestunspecified ≤latest

How to fix CVE-2025-1975

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-1975 is not in CISA KEV. FIRST estimates a 52.00% chance of exploitation in the next 30 days. Check whether you run A vulnerability in the.

Which versions are affected?

Compare what you have installed with ollama ollama/ollama unspecified ≤latest unspecified ≤latest. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 52.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 16, 2025 · EUVD

    Detected

    A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash.

  2. May 16, 2025 · EUVD

    Updated

    A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash.

Sources

  • CVE.orgVulnerability recordCVE-2025-1975

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-15424

    A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull en

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 16, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.