Backstage is an open framework for building developer portals. Prior to 1.14.6, the @backstage/plugin-techdocs-node package is affected by configuration bypass in techdocs mkdocs.yml sanitization. Insufficient validation of MkDocs configuration during TechDocs generation could allow an authenticated user who can register or modify documentation sources to execute arbitrary commands in the build environment. Impact is limited to resources accessible to the TechDocs backend or build container. This issue is fixed in versions 1.14.6 and 1.15.4.
This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.7, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), limited integrity, and limited availability for affected systems. Impacting 2 products from linuxfoundation, from linuxfoundation organizations running these solutions should prioritize assessment and patching.
Reported in 2026, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2026-10-07T15:17:12.960
2026-10-13T14:25:23.130
Analyzed
CVSSv3.1: 7.7 (HIGH)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | linuxfoundation | backstage | < 1.50.5 | Yes |
| Application | linuxfoundation | backstage | < 1.54.6 | Yes |
| Application | linuxfoundation | backstage | 1.51.0 | Yes |
| Application | linuxfoundation | backstage | 1.51.0 | Yes |
| Application | linuxfoundation | backstage | 1.51.0 | Yes |
| Application | linuxfoundation | backstage | 1.51.0 | Yes |
| Application | linuxfoundation | backstage | 1.51.0 | Yes |
| Application | linuxfoundation | backstage_plugin-techdocs-node | < 1.14.6 | Yes |
| Application | linuxfoundation | backstage_plugin-techdocs-node | < 1.15.4 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linuxfoundation's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.