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CVE-2026-106462 Backstage: Scaffolder credential handling may allow unintended GitHub authentication fallback

🗓️ 06 Oct 2026 20:30:28Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

Authenticated user can cause Backstage scaffolder actions to use broader credentials.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-106462
6 Oct 202620:30
–cve
euvd
EUVD
EUVD-2026-93999
6 Oct 202620:30
–euvd
nvd
NVD
CVE-2026-106462
6 Oct 202621:17
–nvd
[
  {
    "vendor": "backstage",
    "product": "backstage",
    "versions": [
      {
        "version": "< 1.54.6",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@backstage",
    "product": "plugin-scaffolder-backend",
    "versions": [
      {
        "version": "< 4.1.0",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@backstage",
    "product": "plugin-scaffolder-backend-module-azure",
    "versions": [
      {
        "version": "< 0.2.25",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@backstage",
    "product": "plugin-scaffolder-backend-module-bitbucket-cloud",
    "versions": [
      {
        "version": "< 0.3.10",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@backstage",
    "product": "plugin-scaffolder-backend-module-bitbucket-server",
    "versions": [
      {
        "version": "< 0.2.25",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@backstage",
    "product": "plugin-scaffolder-backend-module-github",
    "versions": [
      {
        "version": "< 0.9.13",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@backstage",
    "product": "plugin-scaffolder-backend-module-gitlab",
    "versions": [
      {
        "version": "< 0.11.10",
        "status": "affected"
      }
    ]
  }
]

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