{"action":"Upgrade @backstage/plugin-techdocs-node to 1.14.3 or later.","affected":[{"fixed":"1.14.3","introduced":"0"}],"component":"@backstage/plugin-techdocs-node","cve_ids":["CVE-2026-29186"],"ecosystem":"npm","epss":0.00814,"exploited":false,"fixed_versions":["1.14.3"],"ghsa_id":"GHSA-928r-fm4v-mvrw","id":"tcs_01M5KFEDVRRSDK68EWG1SZ5WCS","modified_at":"2026-03-09T16:02:26.288095Z","published_at":"2026-03-05T00:12:07Z","references":["https://osv.dev/vulnerability/GHSA-928r-fm4v-mvrw","https://github.com/backstage/backstage/security/advisories/GHSA-928r-fm4v-mvrw","https://nvd.nist.gov/vuln/detail/CVE-2026-29186","https://backstage.io/docs/features/techdocs/architecture","https://github.com/backstage/backstage","https://www.mkdocs.org/about/release-notes/#version-14-2022-09-27","https://www.mkdocs.org/user-guide/configuration/#hooks"],"severity":{"label":"high","score":7.7},"sources":[{"source":"osv","source_id":"GHSA-928r-fm4v-mvrw","url":"https://osv.dev/vulnerability/GHSA-928r-fm4v-mvrw"}],"summary":"TechDocs Mkdocs Configuration Key Enables Arbitrary Code Execution"}