open-webui — security advisory

{
  "id": "a0a11e9a344eec1da10899caff0c51381800fc53e39ae57dc0c975e33d661b1f",
  "url": "https://osv.dev/vulnerability/CGA-g8qv-xwpr-jj9j",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-g8qv-xwpr-jj9j",
    "summary": "CGA-g8qv-xwpr-jj9j",
    "evidence": "osv:CGA-g8qv-xwpr-jj9j",
    "products": [
      {
        "name": {
          "value": "open-webui",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.12.3-r6",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "open-webui",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.12.3-r6",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CGA-g8qv-xwpr-jj9j",
      "aliases": [
        "CGA-g8qv-xwpr-jj9j"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.12.3-r6"
                }
              ]
            }
          ],
          "package": {
            "name": "open-webui",
            "purl": "pkg:apk/chainguard/open-webui?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-g8qv-xwpr-jj9j.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "pillow",
                "component_purl": "pkg:pypi/pillow@12.3.0",
                "component_type": "python",
                "component_version": "12.3.0",
                "component_location": "/usr/share/open-webui/lib/python3.11/site-packages/pillow-12.3.0.dist-info/METADATA",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-22T19:57:16Z"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.12.3-r6"
                }
              ]
            }
          ],
          "package": {
            "name": "open-webui",
            "purl": "pkg:apk/wolfi/open-webui?arch=x86_64",
            "ecosystem": "Wolfi"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-g8qv-xwpr-jj9j.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "pillow",
                "component_purl": "pkg:pypi/pillow@12.3.0",
                "component_type": "python",
                "component_version": "12.3.0",
                "component_location": "/usr/share/open-webui/lib/python3.11/site-packages/pillow-12.3.0.dist-info/METADATA",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-22T19:57:16Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-23T01:58:30.395501453Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-112900",
        "GHSA-w889-685w-c8fh"
      ],
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112900.json",
        "https://github.com/python-pillow/Pillow/commit/a2c363141da31a265dd536c945677db4b64f3ec9",
        "https://github.com/python-pillow/Pillow/releases/tag/13.0.0",
        "https://github.com/python-pillow/Pillow/security/advisories/GHSA-w889-685w-c8fh",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-112900"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-112900",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 411719,
  "published_at": "2026-10-22T03:56:14+00:00"
}