@backstage/plugin-search-backend-module-techdocs (>=0.0.0-nightly-20260822023239, <=0.4.18-next.0), @backstage/plugin-techdocs-backend (>=0.0.0-nightly-20260827035829, <=2.2.3-next.1) +1 more potentially affected by CVE-2026-106455 via @backstage/plugin-techdocs-node (>=1.15.1-next.0, <=1.15.3)

@backstage/plugin-techdocs-node NPM version =1.15.1-next.0, =0.0.0-nightly-20260822023239, =0.0.0-nightly-20260827035829, =0.0.0-nightly-20260823023807, =1.11.4-next.0 Source cves: CVE-2026-106455 Source advisory: OSV:GHSA-Q38J-6VCM-2F5M...

@backstage/plugin-search-backend-module-techdocs (>=0.0.0-nightly-20260415031804, <=0.4.18-next.0), @backstage/plugin-techdocs-backend (>=0.0.0-nightly-2021111822616, <=2.2.3-next.1) +2 more potentially affected by CVE-2026-106510 via @backstage/plugin-techdocs-node (>=1.0.0, <=1.15.3)

@backstage/plugin-techdocs-node NPM version =1.0.0, =0.0.0-nightly-20260415031804, =0.0.0-nightly-2021111822616, =0.11.13, =0.0.0-nightly-2021111822616, =1.11.4-next.0 Source cves: CVE-2026-106510 Source advisory: GHSA-4488-J8VJ-VQQV...

EUVD-2026-94008

Backstage: Improper authorization enforcement for TechDocs static content...

GHSA-RG9R-HR7G-5GC2 Backstage: Improper authorization enforcement for TechDocs static content

Impact An authenticated user with access to one TechDocs documentation site could craft a URL able to read documentation belonging to a different entity. This only affects deployments using the external TechDocs builder with an external storage provider S3, GCS, etc. and the permission framework...

Missing Authorization

Overview @backstage/plugin-techdocs-backend is a The Backstage backend plugin that renders technical documentation for your components Affected versions of this package are vulnerable to Missing Authorization via the /static/docs/:namespace/:kind/:name route handler in router.ts, where an attacke...

EUVD-2026-94009

Backstage: Improper input validation in TechDocs static content requests...

GHSA-7MFX-XG57-53C9 Backstage: Improper input validation in TechDocs static content requests

Impact When using the Azure Blob Storage provider, an authenticated Backstage user may be able to read restricted TechDocs content when entity-level permissions are enabled. Deployments that intentionally disable the default backend authentication policy may have broader exposure. Patches Patched...

Relative Path Traversal

Overview @backstage/plugin-techdocs-backend is a The Backstage backend plugin that renders technical documentation for your components Affected versions of this package are vulnerable to Relative Path Traversal via the /static/docs/:namespace/:kind/:name route handler in router.ts, where the...

@backstage/plugin-search-backend-module-techdocs (>=0.0.0-nightly-20230323021924, <=0.4.18-next.0), @backstage/plugin-techdocs-backend (>=0.0.0-nightly-2021111822616, <=2.2.3-next.1) +3 more potentially affected by CVE-2026-106509 via @backstage/plugin-techdocs-node (>=0.0.0-nightly-20220315022536, <=1.15.3)

@backstage/plugin-techdocs-node NPM version =0.0.0-nightly-20220315022536, =0.0.0-nightly-20230323021924, =0.0.0-nightly-2021111822616, =0.0.0-nightly-20261027023041, =0.0.0-nightly-20220305022735, =0.0.0-nightly-2021111822616, =1.11.4-next.0 Source cves: CVE-2026-106509 Source advisory:...

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...

CVE-2026-106489

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 ...

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-2026-106490

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

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-2026-106489 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 ...

CVE-2026-106489

The Backstage framework is vulnerable in the @backstage/plugin-techdocs-backend package prior to version 2.2.4 due to improper authorization enforcement for TechDocs static content. An authenticated user with access to one documentation site can craft a URL to read documentation belonging to a di...

CVE-2026-106489

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 ...