{"schema_version":"1.9.0","id":"GHSA-95p4-vv4g-jxxm","published":"2026-10-07T16:24:51Z","modified":"2026-10-07T16:30:06.541153723Z","aliases":["CVE-2026-106502"],"summary":"Backstage may expose sensitive information in Scaffolder task failure events","details":"### Impact\n\nUnder specific template and failure conditions, an authenticated user may be able to retrieve sensitive values from Scaffolder task events. This can expose backend-managed credentials used during task execution.\n\n### Patches\n\nPatched in `@backstage/plugin-scaffolder-backend` version `4.1.0`\n\n### Workarounds\n\n- Restrict Scaffolder template execution and task-event access to trusted users until the patched version is deployed.","affected":[{"package":{"name":"@backstage/plugin-scaffolder-backend","ecosystem":"npm","purl":"pkg:npm/%40backstage/plugin-scaffolder-backend"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.1.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/10/GHSA-95p4-vv4g-jxxm/GHSA-95p4-vv4g-jxxm.json"}}],"references":[{"type":"WEB","url":"https://github.com/backstage/backstage/security/advisories/GHSA-95p4-vv4g-jxxm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106502"},{"type":"WEB","url":"https://github.com/backstage/backstage/commit/3f1e869708f002fb9838624b7379deb251691b47"},{"type":"PACKAGE","url":"https://github.com/backstage/backstage"},{"type":"WEB","url":"https://github.com/backstage/backstage/releases/tag/v1.54.6"}],"database_specific":{"cwe_ids":["CWE-532"],"github_reviewed":true,"github_reviewed_at":"2026-10-07T16:24:51Z","nvd_published_at":"2026-10-06T22:17:05Z","severity":"MODERATE"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}