CVE-2026-106502Medium· 5.3▾ SunlitBackstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package could expose sensitive information in Scaffolder task failure events. Under specific template and failure con…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 29.2 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.3%
Last analysed / modified upstream
0.3% → 0.3%
Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package could expose sensitive information in Scaffolder task failure events. Under specific template and failure conditions, an authenticated user may retrieve backend-managed credentials used during task execution from affected task events. This issue is fixed in version 4.1.0.
backstage/plugin-scaffolder-backend < 4.1.0backstage < 1.54.6Upgrade past the affected range:
backstage/plugin-scaffolder-backend 4.1.0backstage 1.54.6Affected packages:
@backstage/plugin-scaffolder-backend < 4.1.0Patched in:
@backstage/plugin-scaffolder-backend 4.1.0Source: https://github.com/advisories/GHSA-95p4-vv4g-jxxm
Connected by shared product, vendor, weakness, or advisory.
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