{"id":"CVE-2026-56669","revision":"25176b5b5d3447efbe46525f48091979","records":[{"revision":"25176b5b5d3447efbe46525f48091979","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-56669","aliases":[],"title":"Elysia: Inefficient Algorithmic Complexity and Interpretation Conflict","description":"Elysia is a Typescript framework for request validation, type inference, OpenAPI documentation, and client-server communication. Prior to 1.4.29, Elysia uses getAll in form data normalization for multipart/form-data endpoints, causing the amount of work to grow quadratically with the number of unique key-value pairs and allowing CPU exhaustion. This issue is fixed in version 1.4.29.","state":0,"publishedAt":"2026-07-08T20:25:18.2+00:00","modifiedAt":"2026-07-10T15:02:07.512+00:00","affected":[{"ecosystem":"Vendor product","name":"elysia","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"elysiajs\",\n                    \"product\": \"elysia\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 1.4.29\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://github.com/elysiajs/elysia/security/advisories/GHSA-9643-4qgh-g8mx","https://github.com/elysiajs/elysia/commit/8358ff9efbcedf9534995f5977f26b9ceab59329","https://gist.github.com/jviide/ea040eabe7bac058326174e2cd42dfd9","https://github.com/elysiajs/elysia/releases/tag/1.4.29"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-56669","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-56669","identifiers":["CVE-2026-56669"]},"retained":false,"historicalAffected":[]}],"coverage":[]}