CVE-2026-29185 @backstage/integration: Potential reading of SCM URLs using built in token

Backstage is an open framework for building developer portals. Prior to version 1.20.1, a vulnerability in the SCM URL parsing used by Backstage integrations allowed path traversal sequences in encoded form to be included in file paths. When these URLs were processed by integration functions that...

Directory Traversal

Overview @backstage/integration is a Helpers for managing integrations towards external systems Affected versions of this package are vulnerable to Directory Traversal via the SCM URL parsing. An attacker can access unauthorized SCM provider API endpoints by supplying specially crafted SCM URLs...