CVE-2026-106459: Backstage: Improper input validation in Sentry scaffolder actions
An authenticated internal user who can execute the affected actions may cause the backend to contact unintended destinations and disclose Sentry integration credentials. Subsequent impact depends on network reachability and the privileges granted to the configured token.
References
- github.com/advisories/GHSA-g734-fhp4-7mfp
- github.com/backstage/backstage/commit/b0170fad7962fb8c3d71366b5265cf283c7bbcf7
- github.com/backstage/backstage/releases/tag/v1.54.8
- github.com/backstage/backstage/releases/tag/v1.55.0
- github.com/backstage/backstage/security/advisories/GHSA-g734-fhp4-7mfp
- nvd.nist.gov/vuln/detail/CVE-2026-106459
Code Behaviors & Features
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