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cockpit-machines — security advisory

Type: advisorySources: OSVAdvisory ID: UBUNTU-CVE-2026-92745

A flaw was found in cockpit-machines. This vulnerability allows a local attacker with the ability to inspect process metadata to disclose a sensitive Red Hat Subscription Management (RHSM) offline token. The token is exposed when it is passed as a command-line argument to a helper script during the token validation process. Successful exploitation could lead to the compromise of confidentiality, as the exposed token can be used to request access tokens.

Products
cockpit-machines
Affected versions
251-1, 254-1, 255-1, 256-1, 258-1, 259-1, 260-1, 261-1, 262-1, 263-1, 264-1, 265-1, 299-1, 300-1, 301-1, 302-1, 303-1, 304-1, 305-1, 306-1, 307-1, 310-1, 339-1, 341-1, 343-1, 345-1, 346-1, 347-1, 348-1, 351-1, 353-3, 355-1, 355-1ubuntu1, 356-1
Fixed versions
Not specified
CVEs
CVE-2026-92745
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 03:32 UTC · Revision 1

Source evidence

UBUNTU-CVE-2026-92745

core-osv · Original source

Published 18 Sept 2026, 18:18 UTC

A flaw was found in cockpit-machines. This vulnerability allows a local attacker with the ability to inspect process metadata to disclose a sensitive Red Hat Subscription Management (RHSM) offline token. The token is exposed when it is passed as a command-line argument to a helper script during the token validation process. Successful exploitation could lead to the compromise of confidentiality, as the exposed token can be used to request access tokens.

osv:UBUNTU-CVE-2026-92745

cockpit-machines

Fixed versions: Not specified

cockpit-machines

Fixed versions: Not specified

cockpit-machines

Fixed versions: Not specified

cockpit-machines

Fixed versions: Not specified

Complete source record
{
  "id": "9deee98a37acf22b89d3f9352d461df69febdf86ee7f219ae8c31e47ea7c3e28",
  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-92745",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UBUNTU-CVE-2026-92745",
    "summary": "A flaw was found in cockpit-machines. This vulnerability allows a local attacker with the ability to inspect process metadata to disclose a sensitive Red Hat Subscription Management (RHSM) offline token. The token is exposed when it is passed as a command-line argument to a helper script during the token validation process. Successful exploitation could lead to the compromise of confidentiality, as the exposed token can be used to request access tokens.",
    "evidence": "osv:UBUNTU-CVE-2026-92745",
    "products": [
      {
        "name": {
          "value": "cockpit-machines",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "251-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "254-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "255-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "256-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "258-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "259-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "260-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "261-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "262-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "263-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "264-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "265-1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "cockpit-machines",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "299-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "300-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "301-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "302-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "303-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "304-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "305-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "306-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "307-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "310-1",
            "evidence": "/affected/1/versions"
          }
        ]
      },
      {
        "name": {
          "value": "cockpit-machines",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "351-1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "353-3",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "355-1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "355-1ubuntu1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "356-1",
            "evidence": "/affected/2/versions"
          }
        ]
      },
      {
        "name": {
          "value": "cockpit-machines",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "339-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "341-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "343-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "345-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "346-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "347-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "348-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "351-1",
            "evidence": "/affected/3/versions"
          }
        ]
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "UBUNTU-CVE-2026-92745",
      "aliases": [
        "UBUNTU-CVE-2026-92745"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N"
        },
        {
          "type": "Ubuntu",
          "score": "medium"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "cockpit-machines",
            "purl": "pkg:deb/ubuntu/cockpit-machines?arch=source&distro=jammy",
            "ecosystem": "Ubuntu:22.04:LTS"
          },
          "versions": [
            "251-1",
            "254-1",
            "255-1",
            "256-1",
            "258-1",
            "259-1",
            "260-1",
            "261-1",
            "262-1",
            "263-1",
            "264-1",
            "265-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-92745.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "cockpit-machines",
                "binary_version": "265-1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "cockpit-machines",
            "purl": "pkg:deb/ubuntu/cockpit-machines?arch=source&distro=noble",
            "ecosystem": "Ubuntu:24.04:LTS"
          },
          "versions": [
            "299-1",
            "300-1",
            "301-1",
            "302-1",
            "303-1",
            "304-1",
            "305-1",
            "306-1",
            "307-1",
            "310-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-92745.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "cockpit-machines",
                "binary_version": "310-1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "cockpit-machines",
            "purl": "pkg:deb/ubuntu/cockpit-machines?arch=source&distro=stonking",
            "ecosystem": "Ubuntu:26.10"
          },
          "versions": [
            "351-1",
            "353-3",
            "355-1",
            "355-1ubuntu1",
            "356-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-92745.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "cockpit-machines",
                "binary_version": "356-1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "cockpit-machines",
            "purl": "pkg:deb/ubuntu/cockpit-machines?arch=source&distro=resolute",
            "ecosystem": "Ubuntu:26.04:LTS"
          },
          "versions": [
            "339-1",
            "341-1",
            "343-1",
            "345-1",
            "346-1",
            "347-1",
            "348-1",
            "351-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-92745.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "cockpit-machines",
                "binary_version": "351-1"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-17T13:01:17.679245221Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-92745"
      ],
      "references": [
        "https://ubuntu.com/security/CVE-2026-92745",
        "https://www.cve.org/CVERecord?id=CVE-2026-92745",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2476266",
        "https://access.redhat.com/security/cve/CVE-2026-92745"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-92745",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 361531,
  "published_at": "2026-09-18T18:18:00+00:00"
}