buildkite-agent-3 — security advisory

{
  "id": "88f0eeef0ea97bc58dc72c37ceb351e90c2a2ed958d9780cf1b33c807de9c5e9",
  "url": "https://osv.dev/vulnerability/CGA-6994-83vm-5j47",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-6994-83vm-5j47",
    "summary": "CGA-6994-83vm-5j47",
    "evidence": "osv:CGA-6994-83vm-5j47",
    "products": [
      {
        "name": {
          "value": "buildkite-agent-3",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.138.2-r1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CGA-6994-83vm-5j47",
      "aliases": [
        "CGA-6994-83vm-5j47"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.138.2-r1"
                }
              ]
            }
          ],
          "package": {
            "name": "buildkite-agent-3",
            "purl": "pkg:apk/chainguard/buildkite-agent-3?arch=aarch64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-6994-83vm-5j47.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "github.com/go-chi/chi/v5",
                "component_purl": "pkg:golang/github.com/go-chi/chi/v5@v5.3.2",
                "component_type": "go-module",
                "component_version": "v5.3.2",
                "component_location": "/usr/bin/buildkite-agent",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-25T23:18:59Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-26T01:45:09.476663983Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-114437",
        "GHSA-j6qf-3m9c-vwj3"
      ],
      "references": [
        "https://pkg.go.dev",
        "https://www.tenable.com/security/research/tra-2026-66",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/114xxx/CVE-2026-114437.json",
        "https://github.com/go-chi/chi/security/advisories/GHSA-j6qf-3m9c-vwj3",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-114437"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-114437",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 446369,
  "published_at": "2026-10-25T11:53:37+00:00"
}