CVE-2026-5530: Ollama Model Pull API download.go server-side request forgery
A flaw has been found in Ollama up to 0.18.1. This issue affects some unknown processing of the file server/download.go of the component Model Pull API. Executing a manipulation can lead to server-side request forgery. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-5530?
CVE-2026-5530 is categorized as a high severity vulnerability due to the potential for server-side request forgery.
How do I fix CVE-2026-5530?
To fix CVE-2026-5530, update Ollama to version 18.2 or later, as this version addresses the vulnerability.
What components are affected by CVE-2026-5530?
CVE-2026-5530 affects the Model Pull API in the Ollama software specifically in the server/download.go file.
What type of attack is possible with CVE-2026-5530?
CVE-2026-5530 allows for server-side request forgery attacks which can lead to unauthorized access and exposure of system resources.
Is CVE-2026-5530 present in versions prior to 18.1 of Ollama?
Yes, CVE-2026-5530 impacts all versions of Ollama up to and including 18.1.