rancher-agent-2.10 — security advisory

{
  "id": "f251da6d27ae562eaf31019e1596c1d3b3e5e058021cd4eb68bcc8eb39f6643d",
  "url": "https://osv.dev/vulnerability/CGA-g3c7-7p5m-7457",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-g3c7-7p5m-7457",
    "summary": "CGA-g3c7-7p5m-7457",
    "evidence": "osv:CGA-g3c7-7p5m-7457",
    "products": [
      {
        "name": {
          "value": "rancher-agent-2.10",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.10.12-r18",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CGA-g3c7-7p5m-7457",
      "aliases": [
        "CGA-g3c7-7p5m-7457"
      ],
      "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"
                },
                {
                  "fixed": "2.10.12-r18"
                }
              ]
            }
          ],
          "package": {
            "name": "rancher-agent-2.10",
            "purl": "pkg:apk/chainguard/rancher-agent-2.10?arch=aarch64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-g3c7-7p5m-7457.json"
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "golang.org/x/crypto",
                "component_purl": "pkg:golang/golang.org/x/crypto@v0.55.0",
                "component_type": "go-module",
                "component_version": "v0.55.0",
                "component_location": "/usr/bin/agent",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-10T11:04:45Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-10T17:18:12.866671168Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-56855",
        "GO-2026-6355"
      ],
      "references": [
        "https://go.dev/cl/826524",
        "https://go.dev/issue/81317",
        "https://groups.google.com/g/golang-announce/c/1y3fb2np35U",
        "https://pkg.go.dev",
        "https://pkg.go.dev/vuln/GO-2026-6355",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56855.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-56855"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-56855",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 256140,
  "published_at": "2026-09-03T12:33:26+00:00"
}