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CVE-2026-106562 Details

Description

Backstage is an open framework for building developer portals. Prior to 2.1.6 in @backstage/plugin-search-backend and 1.8.7 in @backstage/plugin-search-backend-module-elasticsearch, search engine permission filtering could return documents denied by policy. An authenticated Backstage user subject to a DENY policy for search document types could receive unauthorized results in deployments with permission.enabled set to true and an Elasticsearch or OpenSearch backend. This issue is fixed in @backstage/plugin-search-backend 2.1.6 and @backstage/plugin-search-backend-module-elasticsearch 1.8.7.

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:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/backstage/backstage/commit/2d5d3e77d630455d6d48cfa8f31fd3c126fd6f29	[email protected]
https://github.com/backstage/backstage/releases/tag/v1.54.1	[email protected]
https://github.com/backstage/backstage/security/advisories/GHSA-9325-vq29-gp3v	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-754	Improper Check for Unusual or Exceptional Conditions	[email protected]
CWE-863	Incorrect Authorization	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 7, 2026	CVE Modified	CISA-ADP
Oct 7, 2026	New CVE Received	[email protected]