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CVE-2026-24046

🗓️ 21 Jan 2026 22:36:30Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 92 Views🌐 WEB

CVE-2026-24046: Backstage scaffolder symlink path traversal enables reading, deleting, and writing files; upgrade advised.

Related
Detection
Affected
Refs
Paths
Vulners
Node
OR
linuxfoundationbackstageRange0.13.0–0.13.2
linuxfoundationbackstageRange0.14.0–0.14.1
linuxfoundationbackstageRange3.0.0–3.0.2
linuxfoundationbackstageRange3.1.0–3.1.1
linuxfoundationbackstageRange0.12.0–0.12.3
[
  {
    "vendor": "backstage",
    "product": "backstage",
    "versions": [
      {
        "version": "@backstage/backend-defaults < 0.12.2",
        "status": "affected"
      },
      {
        "version": "@backstage/backend-defaults >= 0.13.0, < 0.13.2",
        "status": "affected"
      },
      {
        "version": "@backstage/backend-defaults >= 0.14.0, < 0.14.1",
        "status": "affected"
      },
      {
        "version": "@backstage/plugin-scaffolder-backend < 2.2.2",
        "status": "affected"
      },
      {
        "version": "@backstage/plugin-scaffolder-backend >= 3.0.0, < 3.0.2",
        "status": "affected"
      },
      {
        "version": "@backstage/plugin-scaffolder-backend >= 3.1.0, < 3.1.1",
        "status": "affected"
      },
      {
        "version": "@backstage/plugin-scaffolder-node < 0.11.2",
        "status": "affected"
      },
      {
        "version": "@backstage/plugin-scaffolder-node >= 0.12.0, < 0.12.3",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
action: debug:logrequest body/api/scaffolderPath traversal via symlink in the debug:log action of the Scaffolder, allowing arbitrary file reading.CWE-22, CWE-59
action: fs:deleterequest body/api/scaffolderPath traversal via symlink in the fs:delete action of the Scaffolder, allowing arbitrary file deletion.CWE-22, CWE-59
archive extractionrequest body/api/scaffolderPath traversal via symlink during archive extraction (tar/zip) in the Scaffolder, allowing arbitrary file writes.CWE-22, CWE-59

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15 Jul 2026 02:18Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.1 - 9.1
EPSS0.00525
SSVC
92