CVE-2026-29184

描述

### Impact A malicious scaffolder template can bypass the log redaction mechanism to exfiltrate secrets provided run through task event logs. The attack requires: - The ability to register a template in the catalog - A victim who executes the malicious template ### Patches Patched in `@backstage/plugin-scaffolder-backend` version 3.1.4 ### Workarounds - Implement a custom permission policy that restricts scaffolder.task.read so users can only read their own task logs - Restrict who can register templates in the catalog to trusted users only ### Resources - Backstage Scaffolder permissions documentation: https://backstage.io/docs/permissions/plugin-authors/01-setup/ - Backstage Threat Model: https://backstage.io/docs/overview/threat-model/

受影響套件(1)

• npm/@backstage/plugin-scaffolder-backendfrom 0, < 3.1.4

CVSS 分數

參考連結(5)

• ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-29184
• PATCHhttps://github.com/backstage/backstage
• WEBhttps://backstage.io/docs/overview/threat-model
• WEBhttps://backstage.io/docs/permissions/plugin-authors/01-setup
• WEBhttps://github.com/backstage/backstage/security/advisories/GHSA-8qp7-fhr9-fw53