EUVD-2026-93986

Backstage: Improper validation of MkDocs plugin configuration in TechDocs...

Backstage: Improper validation of MkDocs plugin configuration in TechDocs

Impact An authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern...

GHSA-Q38J-6VCM-2F5M Backstage: Improper validation of MkDocs plugin configuration in TechDocs

Impact An authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern...

Backstage: Remote code execution via crafted markdown_extensions in TechDocs mkdocs.yml

Impact An authenticated user who can register catalog entities can provide a crafted mkdocs.yml causing arbitrary OS command execution on the TechDocs build host when the docs are built. Patches Patched in @backstage/plugin-techdocs-node, version 1.15.4. Workarounds If you cannot upgrade...

GHSA-QMW3-745M-W99G Backstage: Improper validation of TechDocs MkDocs configuration

Impact An attacker who can provide configuration to a TechDocs build may execute code in the generator runtime. Impact is greatest when documentation generation runs with backend credentials or host access. Patches Patched in @backstage/plugin-techdocs-node version 1.15.4. Workarounds Use externa...

Backstage: Improper validation of TechDocs MkDocs configuration

Impact An attacker who can provide configuration to a TechDocs build may execute code in the generator runtime. Impact is greatest when documentation generation runs with backend credentials or host access. Patches Patched in @backstage/plugin-techdocs-node version 1.15.4. Workarounds Use externa...

CVE-2026-106557

Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage/plugin-techdocs-node package did not sufficiently validate TechDocs Markdown extension configuration. An authenticated user who can register or modify documentation sources may cause a TechDo...

Backstage: Bypass of MkDocs configuration sanitizer in TechDocs backend

Impact Users with the ability to commit changes to a repository that uses TechDocs can circumvent the MkDocs configuration file sanitizer introduced in response to CVE-2026-25153 and execute arbitrary code on the TechDocs backend host during documentation generation. Patches Patched...

EUVD-2026-94070

Backstage: Bypass of MkDocs configuration sanitizer in TechDocs backend...

EUVD-2026-94073

Backstage has potential file exposure through local TechDocs publisher...

EUVD-2026-94074

Backstage: Improper validation of MkDocs theme configuration in TechDocs...

CVE-2026-106557 Backstage: Improper input validation in TechDocs Markdown extension configuration

Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage/plugin-techdocs-node package did not sufficiently validate TechDocs Markdown extension configuration. An authenticated user who can register or modify documentation sources may cause a TechDo...

CVE-2026-106557 Backstage: Improper input validation in TechDocs Markdown extension configuration

Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage/plugin-techdocs-node package did not sufficiently validate TechDocs Markdown extension configuration. An authenticated user who can register or modify documentation sources may cause a TechDo...

CVE-2026-106557

The Backstage framework (versions prior to 1.14.6 and 1.15.4 ) is vulnerable to improper input validation within the @backstage/plugin-techdocs-node package. An authenticated user capable of registering or modifying documentation sources can trigger a TechDocs build that accesses resources outsid...

CVE-2026-106557 Backstage: Improper input validation in TechDocs Markdown extension configuration

Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage/plugin-techdocs-node package did not sufficiently validate TechDocs Markdown extension configuration. An authenticated user who can register or modify documentation sources may cause a TechDo...

CVE-2026-106558

Backstage is an open framework for building developer portals. Prior to 1.14.8, 1.15.6, and 2.0.1, the @backstage/plugin-techdocs-node package improperly validated mapping-style markdownextensions configuration. An authenticated attacker who can register or influence an SCM-backed documentation...

CVE-2026-106510

Backstage is an open framework for building developer portals. Prior to 1.14.6, the @backstage/plugin-techdocs-node package is affected by remote code execution via crafted markdownextensions in techdocs mkdocs.yml. An authenticated user who can register catalog entities can provide a crafted...

CVE-2026-106556

Backstage is an open framework for building developer portals. Prior to 1.14.6, the @backstage/plugin-techdocs-node package is affected by configuration bypass in techdocs mkdocs.yml sanitization. Insufficient validation of MkDocs configuration during TechDocs generation could allow an...

CVE-2026-106558 Backstage: Improper validation of TechDocs MkDocs configuration

Backstage is an open framework for building developer portals. Prior to 1.14.8, 1.15.6, and 2.0.1, the @backstage/plugin-techdocs-node package improperly validated mapping-style markdownextensions configuration. An authenticated attacker who can register or influence an SCM-backed documentation...

EUVD-2026-94371

Backstage is an open framework for building developer portals. Prior to 1.14.8, 1.15.6, and 2.0.1, the @backstage/plugin-techdocs-node package improperly validated mapping-style markdownextensions configuration. An authenticated attacker who can register or influence an SCM-backed documentation...