CVE-2026-44374

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{"affected": [{"affectedData": [{"product": "plugin-catalog-backend-module-unprocessed", "vendor": "@backstage", "versions": [{"status": "affected", "version": "< 0.6.11"}]}, {"product": "plugin-catalog-unprocessed-entities", "vendor": "@backstage", "versions": [{"status": "affected", "version": "< 0.2.30"}]}, {"product": "plugin-catalog-unprocessed-entities-common", "vendor": "@backstage", "versions": [{"status": "affected", "version": "< 0.0.15"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:linuxfoundation:backstage\\/plugin-catalog-backend-module-unprocessed:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "109B2D64-CFBC-4239-AF3A-1BF91F63B6F5", "versionEndExcluding": "0.6.11", "vulnerable": true}, {"criteria": "cpe:2.3:a:linuxfoundation:backstage\\/plugin-catalog-unprocessed-entities:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "62811CDB-F9EE-48A5-BE85-0A298D696634", "versionEndExcluding": "0.2.30", "vulnerable": true}, {"criteria": "cpe:2.3:a:linuxfoundation:backstage\\/plugin-catalog-unprocessed-entities-common:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "D2969930-3D83-4C7F-9B4D-AC193282F7E3", "versionEndExcluding": "0.0.15", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Backstage is an open framework for building developer portals. Prior to 0.6.11, the unprocessed entities read endpoints in @backstage/plugin-catalog-backend-module-unprocessed do not enforce permission authorization checks. Any authenticated user can access unprocessed entity records regardless of ownership. This is an information disclosure vulnerability affecting Backstage installations using this module. This is patched in @backstage/plugin-catalog-backend-module-unprocessed version 0.6.11, @backstage/plugin-catalog-unprocessed-entities-common version 0.0.15 and @backstage/plugin-catalog-unprocessed-entities version 0.2.30."}, {"lang": "es", "value": "Backstage es un framework abierto para construir portales de desarrolladores. Antes de la versi\u00f3n 0.6.11, los endpoints de lectura de entidades no procesadas en @backstage/plugin-catalog-backend-module-unprocessed no aplican comprobaciones de autorizaci\u00f3n de permisos. Cualquier usuario autenticado puede acceder a los registros de entidades no procesadas independientemente de la propiedad. Esto es una vulnerabilidad de revelaci\u00f3n de informaci\u00f3n que afecta a las instalaciones de Backstage que utilizan este m\u00f3dulo. Esto est\u00e1 parcheado en @backstage/plugin-catalog-backend-module-unprocessed versi\u00f3n 0.6.11, @backstage/plugin-catalog-unprocessed-entities-common versi\u00f3n 0.0.15 y @backstage/plugin-catalog-unprocessed-entities versi\u00f3n 0.2.30."}], "id": "CVE-2026-44374", "lastModified": "2026-10-26T14:10:00.130", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-44374", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-14T16:02:43.037594Z", "version": "2.0.3"}}]}, "published": "2026-05-14T15:16:48.250", "references": [{"source": "security-advisories@github.com", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://github.com/backstage/backstage/security/advisories/GHSA-p7g9-rp3g-mgfg"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "Backstage: @backstage/plugin-catalog-backend-module-unprocessed: @backstage/plugin-catalog-unprocessed-entities-common: @backstage/plugin-catalog-unprocessed-entities: Backstage: Information disclosure due to missing authorization checks", "id": "2477466", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477466"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-862", "details": ["A flaw was found in Backstage, an open framework for building developer portals. The system's unprocessed entity endpoints lack proper authorization checks. This allows any authenticated user to access sensitive entity records they should not have access to, leading to unauthorized information disclosure."], "name": "CVE-2026-44374", "package_state": [{"cpe": "cpe:/a:redhat:rhdh:1", "fix_state": "Not affected", "package_name": "rhdh/rhdh-hub-rhel9", "product_name": "Red Hat Developer Hub"}], "public_date": "2026-05-14T14:30:04Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-44374\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-44374\nhttps://github.com/backstage/backstage/security/advisories/GHSA-p7g9-rp3g-mgfg"], "statement": "This Moderate information disclosure flaw in Backstage's unprocessed entity endpoints, which allows authenticated users to access unauthorized records, does not affect Red Hat Developer Hub. The vulnerable backend module is not implemented in Red Hat's supported configurations of the product. @backstage/plugin-catalog-unprocessed-entities may be present as an unused dependency of the app-next workspace, but without the corresponding backend module the affected endpoints are not exposed and the product is not affected.", "threat_severity": "Moderate"}

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