A flaw has been found in Ollama up to 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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Ollama
  • Ollama

No data.

No data.

References
Link Providers
https://nvd.nist.gov/vuln/detail/CVE-2026-5530 cve-icon
https://vuldb.com/submit/782107 cve-icon cve-icon cve-icon
https://vuldb.com/vuln/355283 cve-icon cve-icon cve-icon
https://vuldb.com/vuln/355283/cti cve-icon cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-5530 cve-icon
History

Mon, 06 Apr 2026 16:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 06 Apr 2026 13:00:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 threat_severity

Moderate

Sun, 05 Apr 2026 01:00:00 +0000

Type Values Removed Values Added
Description A flaw has been found in Ollama up to 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.
Title Ollama Model Pull API download.go server-side request forgery
First Time appeared Ollama
Ollama ollama
Weaknesses CWE-918
CPEs cpe:2.3:a:ollama:ollama:*:*:*:*:*:*:*:*
Vendors & Products Ollama
Ollama ollama
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-04-05T00:30:13.687Z

Updated: 2026-04-06T15:37:44.300Z

Reserved: 2026-04-04T06:29:38.195Z

Link: CVE-2026-5530

cve-icon Vulnrichment

Updated: 2026-04-06T15:37:38.377Z

cve-icon NVD

Status : Received

Published: 2026-04-05T01:16:48.220

Modified: 2026-04-05T01:16:48.220

Link: CVE-2026-5530

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-04-05T00:30:13Z

Links: CVE-2026-5530 - Bugzilla