{
  "published": "2026-04-09T10:25:15Z",
  "modified": "2026-04-21T22:28:08Z",
  "schema_version": "1.7.5",
  "id": "CGA-7g44-2xrx-2338",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
    }
  ],
  "upstream": [
    "CVE-2026-39883",
    "GHSA-hfvc-g4fc-pqhx",
    "GO-2026-5426"
  ],
  "references": [
    {
      "type": "WEB",
      "url": "http://github.com/open-telemetry/opentelemetry-go/releases/tag/v1.43.0"
    },
    {
      "type": "WEB",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-39883.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:26254"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:26257"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/security/cve/CVE-2026-39883"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/39xxx/CVE-2026-39883.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-hfvc-g4fc-pqhx"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39883"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2456718"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:37387"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:54274"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:54286"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "rancher-2.13",
        "purl": "pkg:apk/chainguard/rancher-2.13?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.13.4-r6"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "go.opentelemetry.io/otel/sdk",
            "component_version": "v1.38.0",
            "component_type": "go-module",
            "component_location": "/usr/bin/rancher",
            "component_purl": "pkg:golang/go.opentelemetry.io/otel/sdk@v1.38.0",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-04-21T22:28:08Z"
          }
        ]
      }
    },
    {
      "package": {
        "ecosystem": "Wolfi",
        "name": "rancher-2.13",
        "purl": "pkg:apk/wolfi/rancher-2.13?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.13.4-r6"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "go.opentelemetry.io/otel/sdk",
            "component_version": "v1.38.0",
            "component_type": "go-module",
            "component_location": "/usr/bin/rancher",
            "component_purl": "pkg:golang/go.opentelemetry.io/otel/sdk@v1.38.0",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-04-21T22:28:08Z"
          }
        ]
      }
    }
  ]
}