@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +54 more potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-gitlab (>=0.0.0-nightly-20240929023448, <=0.11.3-next.2)

@backstage/plugin-scaffolder-backend-module-gitlab NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20231213021616, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =0.1.10, =4.3.2, =0.3.3, =0.3.4 and more Source...

@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +55 more potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-bitbucket-cloud (>=0.0.0-nightly-20240929023448, <=0.3.4-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-cloud NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =0.1.10, =0.1.14 -...

@backstage/plugin-scaffolder-backend (>=0.0.0-nightly-20231213021616, <=3.1.3-next.2) potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-azure (>=0.0.0-nightly-20240929023448, <=0.2.18-next.1)

@backstage/plugin-scaffolder-backend-module-azure NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20231213021616, =3.1.3-next.2 Source cves: CVE-2026-106462 Source advisory: GHSA-29GX-H2M3-XW44...

@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +55 more potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-bitbucket-cloud (>=0.0.0-nightly-20240929023448, <=0.3.4-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-cloud NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =0.1.10, =0.1.14 -...

@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +54 more potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-gitlab (>=0.0.0-nightly-20240929023448, <=0.11.3-next.2)

@backstage/plugin-scaffolder-backend-module-gitlab NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20231213021616, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =0.1.10, =4.3.2, =0.3.3, =0.3.4 and more Source...

@backstage/plugin-scaffolder-backend (>=0.0.0-nightly-20231213021616, <=3.1.3-next.2) potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-azure (>=0.0.0-nightly-20240929023448, <=0.2.18-next.1)

@backstage/plugin-scaffolder-backend-module-azure NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20231213021616, =3.1.3-next.2 Source cves: CVE-2026-106462 Source advisory: OSV:GHSA-29GX-H2M3-XW44...

@backstage/plugin-scaffolder-backend (>=0.0.0-nightly-20240207020916, <=3.1.3-next.2), @backstage/plugin-scaffolder-backend-module-bitbucket (>=0.0.0-nightly-20240207020916, <=0.3.20-next.0) potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-bitbucket-server (>=0.0.0-nightly-20240929023448, <=0.2.19-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-server NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.3.20-next.0 Source cves: CVE-2026-106462 Source advisory: OSV:GHSA-29GX-H2M3-XW44...

@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +54 more potentially affected by CVE-2026-106462 via @backstage/plugin-scaffolder-backend-module-github (>=0.0.0-nightly-20240929023448, <=0.9.6-next.2)

@backstage/plugin-scaffolder-backend-module-github NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20231213021616, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =4.3.2, =0.3.3, =0.3.4 and more Source cves: CVE-20...

@backstage/plugin-catalog-backend-module-gitlab-org (>=0.0.0-nightly-20240423021331, <=0.2.25-next.0) potentially affected by CVE-2026-106463 via @backstage/plugin-catalog-backend-module-gitlab (>=0.0.0-nightly-20241224023253, <=0.8.7-next.0)

@backstage/plugin-catalog-backend-module-gitlab NPM version =0.0.0-nightly-20241224023253, =0.0.0-nightly-20240423021331, =0.2.25-next.0 Source cves: CVE-2026-106463 Source advisory: GHSA-GP6M-X9VW-5C5X...

@backstage/plugin-catalog-backend-module-gitlab-org (>=0.0.0-nightly-20240423021331, <=0.2.25-next.0) potentially affected by CVE-2026-106463 via @backstage/plugin-catalog-backend-module-gitlab (>=0.0.0-nightly-20241224023253, <=0.8.7-next.0)

@backstage/plugin-catalog-backend-module-gitlab NPM version =0.0.0-nightly-20241224023253, =0.0.0-nightly-20240423021331, =0.2.25-next.0 Source cves: CVE-2026-106463 Source advisory: OSV:GHSA-GP6M-X9VW-5C5X...

EUVD-2026-94000

Backstage has improper authorization in GitLab organizational user ingestion...

GHSA-GP6M-X9VW-5C5X Backstage has improper authorization in GitLab organizational user ingestion

Impact Deployments that enable GitLab organization event ingestion and rely on scoped catalog users as an access boundary may admit an unintended catalog identity. Depending on sign-in and permission configuration, this may allow unauthorized access with the permissions of a standard authenticate...

EUVD-2026-94003

Backstage has iImproper filesystem validation in Bitbucket pull-request scaffolder actions...

@backstage/plugin-scaffolder-backend (>=0.0.0-nightly-20240207020916, <=3.1.3-next.2), @backstage/plugin-scaffolder-backend-module-bitbucket (>=0.0.0-nightly-20240207020916, <=0.3.20-next.0) potentially affected by CVE-2026-106486 via @backstage/plugin-scaffolder-backend-module-bitbucket-server (>=0.0.0-nightly-20240929023448, <=0.2.19-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-server NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.3.20-next.0 Source cves: CVE-2026-106486 Source advisory: OSV:GHSA-G8RX-F7M5-7794...

@backstage/plugin-scaffolder-backend (>=0.0.0-nightly-20240207020916, <=3.1.3-next.2), @backstage/plugin-scaffolder-backend-module-bitbucket (>=0.0.0-nightly-20240207020916, <=0.3.20-next.0) potentially affected by CVE-2026-106486 via @backstage/plugin-scaffolder-backend-module-bitbucket-server (>=0.0.0-nightly-20240929023448, <=0.2.19-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-server NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.3.20-next.0 Source cves: CVE-2026-106486 Source advisory: GHSA-G8RX-F7M5-7794...

@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +55 more potentially affected by CVE-2026-106486 via @backstage/plugin-scaffolder-backend-module-bitbucket-cloud (>=0.0.0-nightly-20240929023448, <=0.3.4-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-cloud NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =0.1.10, =0.1.14 -...

@alithya-oss/backstage-plugin-scaffolder-backend-module-aws-apps (>=0.3.10, <=0.3.12), @alithya-oss/plugin-scaffolder-backend-module-aws-apps (>=0.3.6, <=0.3.9) +55 more potentially affected by CVE-2026-106486 via @backstage/plugin-scaffolder-backend-module-bitbucket-cloud (>=0.0.0-nightly-20240929023448, <=0.3.4-next.0)

@backstage/plugin-scaffolder-backend-module-bitbucket-cloud NPM version =0.0.0-nightly-20240929023448, =0.3.10, =0.3.6, =0.1.0, =0.4.0, =0.0.0-nightly-20240207020916, =0.0.0-nightly-20240207020916, =0.2.5, =0.3.5, =0.1.0, =0.2.3, =0.4.3, =0.1.10, =0.1.14 -...

GHSA-H53X-HJX6-25GR Backstage: Unsupported catalog cluster authentication mode in kubernetes backend

Impact Deployments using catalog cluster discovery may be affected when catalog contributors can create or modify kubernetes-cluster Resource entities. With the required endpoint permissions and pod RBAC, the backend can use its local in-cluster identity, potentially exposing Kubernetes resources...

@backstage/plugin-kubernetes (>=0.0.0-nightly-202010102951, <=0.4.2), @devangelista/backstage-scaffolder-kubernetes (>=0.4.0, <=0.5.0) +3 more potentially affected by CVE-2026-106487 via @backstage/plugin-kubernetes-backend (>=0.0.0-nightly-20260928023907, <=0.20.4)

@backstage/plugin-kubernetes-backend NPM version =0.0.0-nightly-20260928023907, =0.0.0-nightly-202010102951, =0.4.0, =1.0.0, =1.1.0, =1.15.1, =2.9.1 Source cves: CVE-2026-106487 Source advisory: GHSA-H53X-HJX6-25GR...

@backstage/plugin-kubernetes (>=0.0.0-nightly-202010102951, <=0.4.2), @devangelista/backstage-scaffolder-kubernetes (>=0.4.0, <=0.5.0) +3 more potentially affected by CVE-2026-106487 via @backstage/plugin-kubernetes-backend (>=0.0.0-nightly-20260928023907, <=0.20.4)

@backstage/plugin-kubernetes-backend NPM version =0.0.0-nightly-20260928023907, =0.0.0-nightly-202010102951, =0.4.0, =1.0.0, =1.1.0, =1.15.1, =2.9.1 Source cves: CVE-2026-106487 Source advisory: OSV:GHSA-H53X-HJX6-25GR...