Vulnerability-Lookup

GHSA-FR42-JR2W-MX59

Vulnerability from github – Published: 2026-10-12 15:32 – Updated: 2026-10-12 15:32

Details

A vulnerability has been found in Ollama up to 0.34.1. The affected element is the function IsValid of the file types/model/name.go of the component Pull API. The manipulation leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.34.2 is sufficient to fix this issue. The identifier of the patch is dfabde4539e42ba1e1eab50a3a50b88aea7958a0. It is suggested to upgrade the affected component.

Severity

7.3 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

5.5 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

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{
  "affected": [],
  "aliases": [
    "CVE-2026-108836"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-12T13:17:27Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability has been found in Ollama up to 0.34.1. The affected element is the function IsValid of the file types/model/name.go of the component Pull API. The manipulation leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.34.2 is sufficient to fix this issue. The identifier of the patch is dfabde4539e42ba1e1eab50a3a50b88aea7958a0. It is suggested to upgrade the affected component.",
  "id": "GHSA-fr42-jr2w-mx59",
  "modified": "2026-10-12T15:32:10Z",
  "published": "2026-10-12T15:32:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-108836"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ollama/ollama/pull/18512"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ollama/ollama/commit/dfabde4539e42ba1e1eab50a3a50b88aea7958a0"
    },
    {
      "type": "WEB",
      "url": "https://github.com/aLtEr6/test.git"
    },
    {
      "type": "WEB",
      "url": "https://github.com/aLtEr6/test/blob/main/test.pdf"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ollama/ollama"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ollama/ollama/releases/tag/v0.34.2"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-108836"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/972855"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/416610"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/416610/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-108836 (GCVE-0-2026-108836)

Vulnerability from cvelistv5 – Published: 2026-10-12 12:45 – Updated: 2026-10-13 18:48 X_Open Source

Title

Ollama Pull API name.go IsValid server-side request forgery

Summary

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

7.3 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

7.3 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-13 18:48 UTC

CWE

CWE-918 - Server-Side Request Forgery

Assigner

VulDB CNA under the mitre root

CNA scorecard B 82/100 over 3913 records in the last 180 days details

References

10 references

URL	Tags
https://vuldb.com/vuln/416610	vdb-entrytechnical-description
https://vuldb.com/vuln/416610/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108836	third-party-advisory
https://vuldb.com/submit/972855	third-party-advisory
https://github.com/aLtEr6/test.git	related
https://github.com/ollama/ollama/pull/18512	issue-trackingpatch
https://github.com/aLtEr6/test/blob/main/test.pdf	exploit
https://github.com/ollama/ollama/commit/dfabde453…	patch
https://github.com/ollama/ollama/releases/tag/v0.34.2	patch
https://github.com/ollama/ollama/	product

Impacted products

1 product

Vendor	Product	Version
n/a	Ollama	Affected: 0.34.0 Affected: 0.34.1 Unaffected: 0.34.2 cpe:2.3:a:ollama:ollama::::::::

Credits

aLtEr (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-108836",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-13T18:48:26.957311Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-13T18:48:36.706Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:ollama:ollama:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Pull API"
          ],
          "product": "Ollama",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "0.34.0"
            },
            {
              "status": "affected",
              "version": "0.34.1"
            },
            {
              "status": "unaffected",
              "version": "0.34.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "aLtEr (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been found in Ollama up to 0.34.1. The affected element is the function IsValid of the file types/model/name.go of the component Pull API. The manipulation leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.34.2 is sufficient to fix this issue. The identifier of the patch is dfabde4539e42ba1e1eab50a3a50b88aea7958a0. It is suggested to upgrade the affected component."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 7.5,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-918",
              "description": "Server-Side Request Forgery",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-12T12:45:16.156Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-416610 | Ollama Pull API name.go IsValid server-side request forgery",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/416610"
        },
        {
          "name": "VDB-416610 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/416610/cti"
        },
        {
          "name": "CVE-2026-108836 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-108836"
        },
        {
          "name": "Submit #972855 | ollama Ollama 0.34 7PK Input Validation and Representation",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/972855"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://github.com/aLtEr6/test.git"
        },
        {
          "tags": [
            "issue-tracking",
            "patch"
          ],
          "url": "https://github.com/ollama/ollama/pull/18512"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/aLtEr6/test/blob/main/test.pdf"
        },
        {
          "tags": [
            "patch"
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          "url": "https://github.com/ollama/ollama/commit/dfabde4539e42ba1e1eab50a3a50b88aea7958a0"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/ollama/ollama/releases/tag/v0.34.2"
        },
        {
          "tags": [
            "product"
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          "url": "https://github.com/ollama/ollama/"
        }
      ],
      "tags": [
        "x_open-source"
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          "lang": "en",
          "time": "2026-10-11T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-10-11T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-10-11T13:54:17.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Ollama Pull API name.go IsValid server-side request forgery",
      "x_generator": [
        "VulDB PVTS v202610"
      ]
    }
  },
  "cveMetadata": {
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    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-108836",
    "datePublished": "2026-10-12T12:45:16.156Z",
    "dateReserved": "2026-10-11T11:49:12.150Z",
    "dateUpdated": "2026-10-13T18:48:36.706Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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GHSA-FR42-JR2W-MX59

CVE-2026-108836 (GCVE-0-2026-108836)

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