Argo Rollouts Dashboard Unauthenticated Mutating Operations

{
  "id": "6a45e1e757b5246f696b1da47d5d6c918b875dd1adffadfc7efe712ff032b7e5",
  "url": "https://osv.dev/vulnerability/CVE-2026-82277",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Argo Rollouts Dashboard Unauthenticated Mutating Operations",
    "summary": "Argo Rollouts dashboard through 1.10.0 binds to all interfaces and exposes mutating Rollout operations without authentication, authorization, or CSRF protection. Attackers on the same network can invoke PromoteRollout, AbortRollout, RestartRollout, SetRolloutImage, UndoRollout, and RetryRollout operations across all namespaces accessible to the operator's kubeconfig.",
    "evidence": "osv:CVE-2026-82277",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2026-82277",
      "aliases": [
        "CVE-2026-82277"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/argoproj/argo-rollouts",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "d90700ae8d71d141561f0c546e19f999bb335cbd"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.10.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.10.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.10.0",
            "stable",
            "v1.10.0-rc1",
            "v1.9.0-rc1",
            "v1.8.0-rc1",
            "v1.7.0-rc1",
            "v1.6.0-rc1",
            "v1.5.0-rc1",
            "v1.4.0-rc1",
            "v1.3.0-rc1",
            "v1.2.0",
            "v1.2.0-rc2",
            "v1.2.0-rc1",
            "v1.1.0",
            "v1.1.0-rc2",
            "v1.1.0-rc1",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0",
            "v1.0.0-rc1",
            "v0.2.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-82277.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:34.653428356Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82277.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-82277",
        "https://www.vulncheck.com/advisories/argo-rollouts-dashboard-unauthenticated-mutating-operations",
        "https://github.com/argoproj/argo-rollouts/issues/4747",
        "https://github.com/argoproj/argo-rollouts",
        "https://github.com/argoproj/argo-rollouts/blob/4e6a2798688e22868340d9871a3c8d78371f1568/server/server.go"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-306"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82277.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-82277",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 501972,
  "published_at": "2026-08-28T16:18:58.295+00:00"
}