CVE-2026-106497 (GCVE-0-2026-106497)
Vulnerability from cvelistv5
Published
2026-10-06 21:18
Modified
2026-10-07 16:19
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
  • CWE-178 - Improper Handling of Case Sensitivity
  • CWE-863 - Incorrect Authorization
Summary
Backstage is an open framework for building developer portals. Prior to 3.9.1, the @backstage/plugin-catalog-backend package is affected by inconsistent catalog property permission evaluation. In deployments that use affected value-based catalog permission conditions as a confidentiality boundary, an authenticated user could receive catalog entity data that policy authors intended to restrict. This issue is fixed in version 3.9.1.
References
Impacted products
Vendor Product Version
backstage backstage Version: < 1.54.6
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