CVE-2026-29184
@backstage/plugin-scaffolder-backend Vulnerable to Potential Session Token Exfiltration via Log Redaction Bypass
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/
如何修補 CVE-2026-29184
要修補 CVE-2026-29184,請將受影響套件升級到下列已修補版本。
- —升級至 3.1.4 或更新版本
CVE-2026-29184 正在被利用嗎?
低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 3.1.4
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.0 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N |