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VULNERABILITIES

CVE-2026-106510 Details

Description

Backstage is an open framework for building developer portals. Prior to 1.14.6, the @backstage/plugin-techdocs-node package is affected by remote code execution via crafted markdown_extensions in techdocs mkdocs.yml. An authenticated user who can register catalog entities can provide a crafted mkdocs.yml causing arbitrary OS command execution on the TechDocs build host when the docs are built. This issue is fixed in versions 1.14.6 and 1.15.4.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.7 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/backstage/backstage/commit/02cd7cdbb18b687446277b5602adaee7f1d53cbb [email protected]
https://github.com/backstage/backstage/commit/a900a9953c8f7ad3ba1906d1d257725a9996cc9d [email protected]
https://github.com/backstage/backstage/releases/tag/v1.50.5 [email protected]
https://github.com/backstage/backstage/releases/tag/v1.54.6 [email protected]
https://github.com/backstage/backstage/security/advisories/GHSA-4488-j8vj-vqqv [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-183Permissive List of Allowed Inputs[email protected]
CWE-470Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-106510
NVD Published Date:
Oct 7, 2026
NVD Last Modified:
Oct 7, 2026
Source:
[email protected]