CVE-2026-106456

Backstage is an open framework for building developer portals. From 0.5.0 until 0.6.18, the @backstage/plugin-proxy-backend package is affected by inconsistent credential enforcement for overlapping proxy routes. An operator can configure overlapping proxy paths with different credential...

CVE-2026-106496 Backstage: Inconsistent enforcement of allowed location types during catalog processing

Backstage is an open framework for building developer portals. Prior to 3.9.1, the @backstage/plugin-catalog-backend package is affected by inconsistent enforcement of allowed location types during catalog processing. Under certain configurations, the catalog backend could process location types...

CVE-2026-106496

The @backstage/plugin-catalog-backend package in the Backstage framework (versions

CVE-2026-106496 Backstage: Inconsistent enforcement of allowed location types during catalog processing

Backstage is an open framework for building developer portals. Prior to 3.9.1, the @backstage/plugin-catalog-backend package is affected by inconsistent enforcement of allowed location types during catalog processing. Under certain configurations, the catalog backend could process location types...

CVE-2026-106496

Backstage is an open framework for building developer portals. Prior to 3.9.1, the @backstage/plugin-catalog-backend package is affected by inconsistent enforcement of allowed location types during catalog processing. Under certain configurations, the catalog backend could process location types...

CVE-2026-106496 Backstage: Inconsistent enforcement of allowed location types during catalog processing

Backstage is an open framework for building developer portals. Prior to 3.9.1, the @backstage/plugin-catalog-backend package is affected by inconsistent enforcement of allowed location types during catalog processing. Under certain configurations, the catalog backend could process location types...

@aws/aws-config-catalog-module-for-backstage (>=0.1.0, <=0.2.0), @backstage-community/backstage-plugin-catalog-backend-module-mta-entity-provider (0.3.0) +57 more potentially affected by CVE-2026-106496 via @backstage/plugin-catalog-backend (>=0.0.0-nightly-20220708025041, <=3.9.0)

@backstage/plugin-catalog-backend NPM version =0.0.0-nightly-20220708025041, =0.1.0, =0.4.0, =1.7.4, =1.0.3, =0.0.0-nightly-20240116021644, =0.0.0-nightly-20220219022334, =0.0.0-nightly-20220308022132, =0.0.0-nightly-20220311022539, =0.0.0-nightly-20220531024457, =0.0.0-nightly-20220810023539,...

CVE-2026-106491 Backstage: Improper input validation in proxy-backend

Backstage is an open framework for building developer portals. Prior to 0.6.17, the @backstage/plugin-proxy-backend package is affected by improper input validation in proxy-backend. An authenticated Backstage user could craft a request URL that causes the proxy-backend to forward the request to ...

CVE-2026-106491

Backstage is an open framework for building developer portals. Prior to 0.6.17, the @backstage/plugin-proxy-backend package is affected by improper input validation in proxy-backend. An authenticated Backstage user could craft a request URL that causes the proxy-backend to forward the request to ...

CVE-2026-106491

The Backstage framework, an open framework for building developer portals, is vulnerable to improper input validation within the @backstage/plugin-proxy-backend package in versions prior to 0.6.17 . An authenticated user can craft a request URL that forces the proxy-backend to forward requests to...

CVE-2026-106491 Backstage: Improper input validation in proxy-backend

Backstage is an open framework for building developer portals. Prior to 0.6.17, the @backstage/plugin-proxy-backend package is affected by improper input validation in proxy-backend. An authenticated Backstage user could craft a request URL that causes the proxy-backend to forward the request to ...

CVE-2026-106491 Backstage: Improper input validation in proxy-backend

Backstage is an open framework for building developer portals. Prior to 0.6.17, the @backstage/plugin-proxy-backend package is affected by improper input validation in proxy-backend. An authenticated Backstage user could craft a request URL that causes the proxy-backend to forward the request to ...

CVE-2026-106490 Backstage: Improper input validation in TechDocs static content requests

Backstage is an open framework for building developer portals. Prior to 2.2.4, the @backstage/plugin-techdocs-backend package is affected by improper input validation in techdocs static content requests. When using the Azure Blob Storage provider, an authenticated Backstage user may be able to re...

CVE-2026-106490

The Backstage framework is vulnerable to an improper input validation flaw in the @backstage/plugin-techdocs-backend package prior to version 2.2.4 . When utilizing the Azure Blob Storage provider , an authenticated user may be able to access restricted TechDocs content if entity-level permission...

CVE-2026-106490

Backstage is an open framework for building developer portals. Prior to 2.2.4, the @backstage/plugin-techdocs-backend package is affected by improper input validation in techdocs static content requests. When using the Azure Blob Storage provider, an authenticated Backstage user may be able to re...

@beejiujitsu/backstage-plugin-glean-backend (>=1.0.0, <=1.0.2), @roadiehq/backstage-plugin-glean-backend (1.0.1) potentially affected by CVE-2026-106490 via @backstage/plugin-techdocs-backend (1.11.6)

@backstage/plugin-techdocs-backend NPM version 1.11.6 is affected by a known vulnerability. The following packages have a transitive dependency on @backstage/plugin-techdocs-backend and may be impacted: - @beejiujitsu/backstage-plugin-glean-backend =1.0.0, =1.0.2 -...

CVE-2026-106490 Backstage: Improper input validation in TechDocs static content requests

Backstage is an open framework for building developer portals. Prior to 2.2.4, the @backstage/plugin-techdocs-backend package is affected by improper input validation in techdocs static content requests. When using the Azure Blob Storage provider, an authenticated Backstage user may be able to re...

CVE-2026-106490 Backstage: Improper input validation in TechDocs static content requests

Backstage is an open framework for building developer portals. Prior to 2.2.4, the @backstage/plugin-techdocs-backend package is affected by improper input validation in techdocs static content requests. When using the Azure Blob Storage provider, an authenticated Backstage user may be able to re...

CVE-2026-106489 Backstage: Improper authorization enforcement for TechDocs static content

Backstage is an open framework for building developer portals. Prior to 2.2.4, the @backstage/plugin-techdocs-backend package is affected by improper authorization enforcement for techdocs static content. An authenticated user with access to one TechDocs documentation site could craft a URL able ...

@beejiujitsu/backstage-plugin-glean-backend (>=1.0.0, <=1.0.2), @roadiehq/backstage-plugin-glean-backend (1.0.1) potentially affected by CVE-2026-106489 via @backstage/plugin-techdocs-backend (1.11.6)

@backstage/plugin-techdocs-backend NPM version 1.11.6 is affected by a known vulnerability. The following packages have a transitive dependency on @backstage/plugin-techdocs-backend and may be impacted: - @beejiujitsu/backstage-plugin-glean-backend =1.0.0, =1.0.2 -...