CVE-2026-5530: Ollama Model Pull API download.go server-side request forgery

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-05 · updated 2026-07-24
Weakness: CWE-918

Description

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 products

Ollama: 0.18.0, 0.18.1

References

https://vuldb.com/cve/CVE-2026-5530
https://vuldb.com/submit/782107
https://vuldb.com/vuln/355283
https://vuldb.com/vuln/355283/cti

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