dotnet-bootstrap-9 — security advisory

{
  "id": "320ad8a14787bc36d0dc266b8927cf867e7f10d6874d87b53d71e94623e6fd11",
  "url": "https://osv.dev/vulnerability/CGA-4987-h66p-m39c",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-4987-h66p-m39c",
    "summary": "CGA-4987-h66p-m39c",
    "evidence": "osv:CGA-4987-h66p-m39c",
    "products": [
      {
        "name": {
          "value": "dotnet-bootstrap-9",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "dotnet-bootstrap-9",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CGA-4987-h66p-m39c",
      "aliases": [
        "CGA-4987-h66p-m39c"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "dotnet-bootstrap-9",
            "purl": "pkg:apk/chainguard/dotnet-bootstrap-9?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-4987-h66p-m39c.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "System.Security.Cryptography.Pkcs",
                "component_purl": "pkg:nuget/System.Security.Cryptography.Pkcs@9.0.19",
                "component_type": "dotnet",
                "component_version": "9.0.19",
                "component_location": "/usr/share/dotnet-bootstrap/dotnet/sdk/9.0.121/DotnetTools/dotnet-watch/9.0.121-servicing.26421.7/tools/net9.0/any/runtimes/win/lib/net9.0/System.Security.Cryptography.Pkcs.dll",
                "latest_event_status": "pending_upstream_fix",
                "latest_event_timestamp": "2026-10-19T16:49:03Z"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "dotnet-bootstrap-9",
            "purl": "pkg:apk/wolfi/dotnet-bootstrap-9?arch=x86_64",
            "ecosystem": "Wolfi"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-4987-h66p-m39c.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "System.Security.Cryptography.Pkcs",
                "component_purl": "pkg:nuget/System.Security.Cryptography.Pkcs@9.0.19",
                "component_type": "dotnet",
                "component_version": "9.0.19",
                "component_location": "/usr/share/dotnet-bootstrap/dotnet/sdk/9.0.121/DotnetTools/dotnet-watch/9.0.121-servicing.26421.7/tools/net9.0/any/runtimes/win/lib/net9.0/System.Security.Cryptography.Pkcs.dll",
                "latest_event_status": "pending_upstream_fix",
                "latest_event_timestamp": "2026-10-19T16:49:03Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-20T17:25:59.463727171Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-84008",
        "GHSA-846f-f764-76mx"
      ],
      "references": [
        "https://github.com/dotnet/runtime/security/advisories/GHSA-846f-f764-76mx",
        "https://github.com/dotnet/announcements/issues/468",
        "https://github.com/dotnet/runtime/issues/135703",
        "https://github.com/dotnet/runtime",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-84008",
        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-84008"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-84008",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 389931,
  "published_at": "2026-10-14T13:38:32+00:00"
}