EUVD-2026-94375

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...

EUVD-2026-94374

Backstage is an open framework for building developer portals. Prior to 0.21.9, the @backstage/plugin-kubernetes-backend package is affected by sensitive information disclosure in kubernetes resource queries. An authenticated user holding the standard Kubernetes resource read permission could...

CVE-2026-106561

Backstage is an open framework for building developer portals. Prior to 0.21.9, the @backstage/plugin-kubernetes-backend package is affected by sensitive information disclosure in kubernetes resource queries. An authenticated user holding the standard Kubernetes resource read permission could...

@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-2026-106561 via @backstage/plugin-kubernetes-backend (>=0.1.3, <=0.20.4)

@backstage/plugin-kubernetes-backend NPM version =0.1.3, =0.0.0-nightly-202010102951, =0.4.0, =1.0.0, =1.1.0, =1.15.1, =2.9.1 Source cves: CVE-2026-106561 Source advisory: MEND:CVE-2026-106561...

CVE-2026-106561 Backstage: Sensitive information disclosure in Kubernetes resource queries

Backstage is an open framework for building developer portals. Prior to 0.21.9, the @backstage/plugin-kubernetes-backend package is affected by sensitive information disclosure in kubernetes resource queries. An authenticated user holding the standard Kubernetes resource read permission could...

CVE-2026-106561 Backstage: Sensitive information disclosure in Kubernetes resource queries

Backstage is an open framework for building developer portals. Prior to 0.21.9, the @backstage/plugin-kubernetes-backend package is affected by sensitive information disclosure in kubernetes resource queries. An authenticated user holding the standard Kubernetes resource read permission could...

CVE-2026-106561

The Backstage open framework, specifically the @backstage/plugin-kubernetes-backend package, is vulnerable to sensitive information disclosure in versions prior to 0.21.9 . An authenticated user with standard Kubernetes resource read permissions can retrieve sensitive values that the plugin is in...

CVE-2026-106561 Backstage: Sensitive information disclosure in Kubernetes resource queries

Backstage is an open framework for building developer portals. Prior to 0.21.9, the @backstage/plugin-kubernetes-backend package is affected by sensitive information disclosure in kubernetes resource queries. An authenticated user holding the standard Kubernetes resource read permission could...

CVE-2026-106560 Backstage: Improper repository path validation in a Scaffolder backend module

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper repository path validation in a scaffolder backend module. An authenticated user who can execute an affected...

CVE-2026-106560 Backstage: Improper repository path validation in a Scaffolder backend module

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper repository path validation in a scaffolder backend module. An authenticated user who can execute an affected...

CVE-2026-106560 Backstage: Improper repository path validation in a Scaffolder backend module

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper repository path validation in a scaffolder backend module. An authenticated user who can execute an affected...

EUVD-2026-94373

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper repository path validation in a scaffolder backend module. An authenticated user who can execute an affected...

CVE-2026-106560

The Backstage open framework for developer portals contains an improper repository path validation vulnerability in the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package. Specifically, a scaffolder backend module fails to properly validate repository paths, allowing an au...

CVE-2026-106559 Backstage: Improper input validation in Confluence to Markdown scaffolder module

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper input validation in confluence to markdown scaffolder module. Insufficient input validation in the Confluence to...

EUVD-2026-94372

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper input validation in confluence to markdown scaffolder module. Insufficient input validation in the Confluence to...

CVE-2026-106559 Backstage: Improper input validation in Confluence to Markdown scaffolder module

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper input validation in confluence to markdown scaffolder module. Insufficient input validation in the Confluence to...

CVE-2026-106559 Backstage: Improper input validation in Confluence to Markdown scaffolder module

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper input validation in confluence to markdown scaffolder module. Insufficient input validation in the Confluence to...

CVE-2026-106559

Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper input validation in confluence to markdown scaffolder module. Insufficient input validation in the Confluence to...

CVE-2026-106559

The Backstage framework is vulnerable in the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package prior to version 0.3.25 . The root cause is improper input validation within the Confluence to Markdown scaffolder module. This flaw allows an attacker to influence file write o...

CVE-2026-106463

A flaw was found in Backstage's plugin-catalog-backend-module-gitlab. When GitLab organization event ingestion is enabled, improper authorization checks during user ingestion can allow unintended identities to be registered in the catalog. A remote attacker may exploit this flaw to bypass catalog...