{"schema_version":1,"title":"Backstage Backend-Defaults vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in Backstage Backend-Defaults: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-106495, was published on 12 October 2026. 1 vulnerability in the last four weeks, down 50% on the four before (2).","url":"https://junglewise.ai/threats/technologies/backend-defaults","json_url":"https://junglewise.ai/threats/technologies/backend-defaults.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/backend-defaults","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":2,"all_time":5,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":3,"last_365_days":5},"latest":[{"cve":"CVE-2026-106495","cvss":4.3,"epss":0.0024,"slug":"cve-2026-106495-backstage-improper-access-control-in-backend-action-invocation","title":"Backstage backend-defaults improper access control in action invocation","severity":"medium","exploited":false,"published_at":"2026-10-12T21:17:08.457+00:00","url":"https://junglewise.ai/threats/cve-2026-106495-backstage-improper-access-control-in-backend-action-invocation"},{"cve":"CVE-2026-106494","cvss":4.4,"epss":0.0029,"slug":"cve-2026-106494-backstage-is-an-open-framework-for-building-developer-portals","title":"Backstage backend-defaults path traversal in cloud storage URL readers","severity":"medium","exploited":false,"published_at":"2026-10-06T21:17:18.52+00:00","url":"https://junglewise.ai/threats/cve-2026-106494-backstage-is-an-open-framework-for-building-developer-portals"},{"cve":"CVE-2026-106492","cvss":7.6,"epss":0.0024,"slug":"cve-2026-106492-backstage-is-an-open-framework-for-building-developer-portals","title":"Backstage backend-defaults service credential delegation bypass","severity":"high","exploited":false,"published_at":"2026-10-06T21:17:18.22+00:00","url":"https://junglewise.ai/threats/cve-2026-106492-backstage-is-an-open-framework-for-building-developer-portals"},{"cve":"CVE-2026-24046","cvss":7.1,"epss":0.0053,"slug":"cve-2026-24046-backstage-scaffolder-symlink-path-traversal-in-multiple-actions","title":"Backstage Scaffolder symlink path traversal in multiple actions","severity":"high","exploited":false,"published_at":"2026-01-21T23:15:53.24+00:00","url":"https://junglewise.ai/threats/cve-2026-24046-backstage-scaffolder-symlink-path-traversal-in-multiple-actions"},{"cve":"CVE-2026-24048","cvss":3.1,"epss":0.0023,"slug":"cve-2026-24048-backstage-ssrf-in-fetchurlreader-via-http-redirects","title":"Backstage SSRF in FetchUrlReader via HTTP redirects","severity":"low","exploited":false,"published_at":"2026-01-21T22:49:37+00:00","url":"https://junglewise.ai/threats/cve-2026-24048-backstage-ssrf-in-fetchurlreader-via-http-redirects"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Backstage Plugin-Scaffolder-Backend","slug":"plugin-scaffolder-backend","vulnerabilities":10,"url":"https://junglewise.ai/threats/technologies/plugin-scaffolder-backend"},{"name":"Backstage Plugin-Techdocs-Node","slug":"plugin-techdocs-node","vulnerabilities":10,"url":"https://junglewise.ai/threats/technologies/plugin-techdocs-node"},{"name":"Backstage Plugin-Auth-Backend","slug":"plugin-auth-backend","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/plugin-auth-backend"},{"name":"Backstage Catalog Backend Plugin","slug":"plugin-catalog-backend","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/plugin-catalog-backend"},{"name":"Backstage Plugin-Techdocs-Backend","slug":"plugin-techdocs-backend","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/plugin-techdocs-backend"},{"name":"Backstage Scaffolder Backend Plugin","slug":"scaffolder-backend-plugin","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/scaffolder-backend-plugin"},{"name":"Backstage TechDocs","slug":"techdocs","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/techdocs"}],"technology":{"hub":true,"name":"Backstage Backend-Defaults","slug":"backend-defaults","vendor":{"hub":true,"name":"Backstage","slug":"backstage","url":"https://junglewise.ai/threats/vendors/backstage"},"aliases":["backstage-backstage-backend-defaults"],"category":"library","homepage":"https://backstage.io/","repo_url":"https://github.com/backstage/backstage","description":"A library providing default backend configurations for the Backstage framework.","url":"https://junglewise.ai/threats/technologies/backend-defaults"},"most_severe":[{"cve":"CVE-2026-106492","cvss":7.6,"epss":0.0024,"slug":"cve-2026-106492-backstage-is-an-open-framework-for-building-developer-portals","title":"Backstage backend-defaults service credential delegation bypass","severity":"high","exploited":false,"published_at":"2026-10-06T21:17:18.22+00:00","url":"https://junglewise.ai/threats/cve-2026-106492-backstage-is-an-open-framework-for-building-developer-portals"},{"cve":"CVE-2026-24046","cvss":7.1,"epss":0.0053,"slug":"cve-2026-24046-backstage-scaffolder-symlink-path-traversal-in-multiple-actions","title":"Backstage Scaffolder symlink path traversal in multiple actions","severity":"high","exploited":false,"published_at":"2026-01-21T23:15:53.24+00:00","url":"https://junglewise.ai/threats/cve-2026-24046-backstage-scaffolder-symlink-path-traversal-in-multiple-actions"},{"cve":"CVE-2026-106494","cvss":4.4,"epss":0.0029,"slug":"cve-2026-106494-backstage-is-an-open-framework-for-building-developer-portals","title":"Backstage backend-defaults path traversal in cloud storage URL readers","severity":"medium","exploited":false,"published_at":"2026-10-06T21:17:18.52+00:00","url":"https://junglewise.ai/threats/cve-2026-106494-backstage-is-an-open-framework-for-building-developer-portals"},{"cve":"CVE-2026-106495","cvss":4.3,"epss":0.0024,"slug":"cve-2026-106495-backstage-improper-access-control-in-backend-action-invocation","title":"Backstage backend-defaults improper access control in action invocation","severity":"medium","exploited":false,"published_at":"2026-10-12T21:17:08.457+00:00","url":"https://junglewise.ai/threats/cve-2026-106495-backstage-improper-access-control-in-backend-action-invocation"},{"cve":"CVE-2026-24048","cvss":3.1,"epss":0.0023,"slug":"cve-2026-24048-backstage-ssrf-in-fetchurlreader-via-http-redirects","title":"Backstage SSRF in FetchUrlReader via HTTP redirects","severity":"low","exploited":false,"published_at":"2026-01-21T22:49:37+00:00","url":"https://junglewise.ai/threats/cve-2026-24048-backstage-ssrf-in-fetchurlreader-via-http-redirects"}],"generated_at":"2026-11-12T03:07:00.164048+00:00"}