Nexus Repository 3 - Wildcard Privilege Update Self-Escalation to Administrator

{
  "id": "553db235b64340763b5d36628f6117e271563ad53d77c03b4613f6ce334fa164",
  "url": "https://osv.dev/vulnerability/CVE-2026-17601",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Nexus Repository 3 - Wildcard Privilege Update Self-Escalation to Administrator",
    "summary": "A user holding a permission to update privilege definitions could modify a wildcard privilege already assigned to their own role to grant broader permissions than they were authorized to hold, including full administrative access, without any additional authorization check or role reassignment.",
    "evidence": "osv:CVE-2026-17601",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-17601",
      "aliases": [
        "CVE-2026-17601"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/sonatype/nexus-public",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d3abc7c7b1c9ea55aa5b7883e2dad1dc3cc5c356"
                },
                {
                  "fixed": "e1778b02409c1d89a2ac005f44280a23c30520d5"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:sonatype:nexus_repository_manager:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.19.0"
                      },
                      {
                        "fixed": "3.95.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-17601.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:27.270081818Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/17xxx/CVE-2026-17601.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-17601",
        "https://support.sonatype.com/hc/en-us/articles/53889365883539/",
        "https://help.sonatype.com/en/sonatype-nexus-repository-3-95-0-release-notes.html"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-862"
        ],
        "cna_assigner": "Sonatype",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "3.19.0"
                  },
                  {
                    "fixed": "3.95.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/17xxx/CVE-2026-17601.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-17601",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 493985,
  "published_at": "2026-08-07T16:07:42.027+00:00"
}