Vulnerability Details CVE-2026-44374
Backstage is an open framework for building developer portals. Prior to 0.6.11, the unprocessed entities read endpoints in @backstage/plugin-catalog-backend-module-unprocessed do not enforce permission authorization checks. Any authenticated user can access unprocessed entity records regardless of ownership. This is an information disclosure vulnerability affecting Backstage installations using this module. This is patched in @backstage/plugin-catalog-backend-module-unprocessed version 0.6.11, @backstage/plugin-catalog-unprocessed-entities-common version 0.0.15 and @backstage/plugin-catalog-unprocessed-entities version 0.2.30.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 6.5%
CVSS Severity
CVSS v3 Score 4.3
Products affected by CVE-2026-44374
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.1.0
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.1.1
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.2.0
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.2.2
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.2.3
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.0
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.10
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.11
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.2
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.3
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.4
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.5
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.6
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.3.7
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.0
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.1
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.10
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.2
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.3
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.4
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.5
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.6
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.8
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.4.9
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.0
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.1
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.2
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.3
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.4
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.5
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.6
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.5.7
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.0
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.1
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.10
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.2
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.3
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.4
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.5
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.6
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.7
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.8
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-backend-module-unprocessed:0.6.9
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.1
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.10
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.11
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.12
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.13
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.14
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.2
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.3
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.4
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.5
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.6
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.7
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.8
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities-common:0.0.9
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cpe:2.3:a:linuxfoundation:backstage/plugin-catalog-unprocessed-entities:*