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VULNERABILITIES

CVE-2026-106495 Details

Description

Backstage is an open framework for building developer portals. Prior to 0.17.8, the @backstage/backend-defaults package is affected by improper access control in backend action invocation. An authenticated user could invoke actions that an operator had excluded through action configuration. Existing action permissions and downstream authorization remain enforced. This issue is fixed in version 0.17.8.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/backstage/backstage/commit/a8fb34a990a69bcb745e85a3213cf9e5ba2d31a3 [email protected]
https://github.com/backstage/backstage/releases/tag/v1.54.6 [email protected]
https://github.com/backstage/backstage/security/advisories/GHSA-3xr5-8w6c-p5gw [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-284Improper Access Control[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-2026-106495
NVD Published Date:
Oct 12, 2026
NVD Last Modified:
Oct 16, 2026
Source:
[email protected]
CVE-2026-106495 Details - Not Deferred