{"id":"CVE-2024-45815","aliases":["GHSA-3x3f-jcp3-g22j"],"url":"https://o3.security/vulnerability/CVE-2024-45815","summary":"Prototype pollution in @backstage/plugin-catalog-backend","details":"### Impact\n\nA malicious actor with authenticated access to a Backstage instance with the catalog backend plugin installed is able to interrupt the service using a specially crafted query to the catalog API.\n\n### Patches\n\nThis has been fixed in the `1.26.0` release of the `@backstage/plugin-catalog-backend` package.\n\n### References\n\nIf you have any questions or comments about this advisory:\n\nOpen an issue in the [Backstage repository](https://github.com/backstage/backstage)\nVisit our Discord, linked to in [Backstage README](https://github.com/backstage/backstage)\n","published":"2024-09-17T20:14:31.104Z","modified":"2026-08-12T03:51:43.792886351Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"@backstage/plugin-catalog-backend","fixedVersion":"1.26.0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/45xxx/CVE-2024-45815.json"},{"type":"ADVISORY","url":"https://github.com/backstage/backstage/security/advisories/GHSA-3x3f-jcp3-g22j"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45815"},{"type":"PACKAGE","url":"https://github.com/backstage/backstage"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:43.792886351Z"}}