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CVE-2026-106506

Backstage: Improper input validation in scaffolder task list ordering PUBLISHED

Description (CNA)

Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package is affected by improper input validation in scaffolder task list ordering. An authenticated Backstage user with permission to create and read relevant scaffolder tasks may be able to infer confidential task data under specific conditions. Successful exploitation requires retained task secrets, visibility of a target task, knowledge of the secret structure, and repeated requests. This issue is fixed in version 4.1.0.

Affected (CNA)

Vendor / productVersions
backstage / backstageaffected < 1.54.6
@backstage / plugin-scaffolder-backendaffected < 4.1.0

CWE

CWE-202, CWE-203

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.