{"cve":"CVE-2024-46976","nvd":{"published":"2024-09-17T21:15:12.763","modified":"2026-06-17T07:56:17.993","status":"Undergoing Analysis","description":"Backstage is an open framework for building developer portals. An attacker with control of the contents of the TechDocs storage buckets is able to inject executable scripts in the TechDocs content that will be executed in the victim's browser when browsing documentation or navigating to an attacker provided link. This has been fixed in the 1.10.13 release of the `@backstage/plugin-techdocs-backend` package. users are advised to upgrade. There are no known workarounds for this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79","CWE-693"],"references":["https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685"],"products":["linuxfoundation:backstage"],"source":"nvd","synced_at":"2026-10-19T21:54:38.012257375+00:00"},"epss":{"cve":"CVE-2024-46976","score":0.00287,"percentile":0.21306,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5j94-f3mf-8685","url":"https://osv.dev/vulnerability/GHSA-5j94-f3mf-8685","summary":"@backstage/plugin-techdocs-backend vulnerable to circumvention of cross site scripting protection","modified":"2024-09-17T21:57:24.559862Z","packages":[{"ecosystem":"npm","name":"@backstage/plugin-techdocs-backend","purl":"pkg:npm/%40backstage/plugin-techdocs-backend","ranges":["<1.10.13"],"fixed":["1.10.13"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}