← CVE Intelligence

CVE-2026-106494

Backstage: Improper input validation in cloud storage URL readers PUBLISHED

Description (CNA)

Backstage is an open framework for building developer portals. Prior to 0.17.8, the @backstage/backend-defaults package is affected by improper input validation in cloud storage url readers. An attacker with write access to a cloud storage bucket used by Backstage could craft object names that could collide with protected files in the output directory. In certain deployment configurations, this could lead to content injection. This issue is fixed in version 0.17.8.

Affected (CNA)

Vendor / productVersions
backstage / backstageaffected < 1.54.6
@backstage / backend-defaultsaffected < 0.17.8

CWE

CWE-22, CWE-73

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.