{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-106502", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-06T18:46:47.766Z", "datePublished": "2026-10-06T21:34:43.208Z", "dateUpdated": "2026-10-06T21:34:43.208Z"}, "containers": {"cna": {"title": "Backstage: Sensitive information may be exposed in Scaffolder task failure events", "problemTypes": [{"descriptions": [{"cweId": "CWE-532", "lang": "en", "description": "CWE-532: Insertion of Sensitive Information into Log File", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/backstage/backstage/security/advisories/GHSA-95p4-vv4g-jxxm", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/backstage/backstage/security/advisories/GHSA-95p4-vv4g-jxxm"}, {"name": "https://github.com/backstage/backstage/commit/3f1e869708f002fb9838624b7379deb251691b47", "tags": ["x_refsource_MISC"], "url": "https://github.com/backstage/backstage/commit/3f1e869708f002fb9838624b7379deb251691b47"}, {"name": "https://github.com/backstage/backstage/releases/tag/v1.54.6", "tags": ["x_refsource_MISC"], "url": "https://github.com/backstage/backstage/releases/tag/v1.54.6"}], "affected": [{"vendor": "backstage", "product": "backstage", "versions": [{"version": "< 1.54.6", "status": "affected"}]}, {"vendor": "@backstage", "product": "plugin-scaffolder-backend", "versions": [{"version": "< 4.1.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-06T21:34:43.208Z"}, "descriptions": [{"lang": "en", "value": "Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package could expose sensitive information in Scaffolder task failure events. Under specific template and failure conditions, an authenticated user may retrieve backend-managed credentials used during task execution from affected task events. This issue is fixed in version 4.1.0."}], "source": {"advisory": "GHSA-95p4-vv4g-jxxm", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "backstage", "vendor": "backstage", "versions": [{"status": "affected", "version": "< 1.54.6"}]}, {"product": "plugin-scaffolder-backend", "vendor": "@backstage", "versions": [{"status": "affected", "version": "< 4.1.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package could expose sensitive information in Scaffolder task failure events. Under specific template and failure conditions, an authenticated user may retrieve backend-managed credentials used during task execution from affected task events. This issue is fixed in version 4.1.0."}], "id": "CVE-2026-106502", "lastModified": "2026-10-06T22:17:05.373", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-06T22:17:05.373", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/backstage/backstage/commit/3f1e869708f002fb9838624b7379deb251691b47"}, {"source": "security-advisories@github.com", "url": "https://github.com/backstage/backstage/releases/tag/v1.54.6"}, {"source": "security-advisories@github.com", "url": "https://github.com/backstage/backstage/security/advisories/GHSA-95p4-vv4g-jxxm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-532"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.54.6)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "backstage", "source": "cna", "vendor": "backstage"}, "product": "backstage", "vendor": "backstage"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,4.1.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "plugin-scaffolder-backend", "source": "cna", "vendor": "@backstage"}, "product": "plugin-scaffolder-backend", "vendor": "backstage"}], "created": "2026-10-06T23:15:06.953460+00:00", "updated": "2026-10-07T04:30:11.447258+00:00", "vendors": ["backstage", "backstage$PRODUCT$backstage", "backstage$PRODUCT$plugin-scaffolder-backend"]}