{"id":"CVE-2026-59731","revision":"23ceb7a17a364fd383cfe6c1d0b81bdd","records":[{"revision":"23ceb7a17a364fd383cfe6c1d0b81bdd","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-59731","aliases":[],"title":"Astro 6.4.7 Authorization Bypass via Decode Iteration Limit and Rewrite Path Canonicalization Mismatch","description":"Astro is a web framework for content-driven websites. Version 6.4.7 performs authorization decisions on a partially decoded pathname after reaching the iterative URL decoder limit, while later rewrite route matching performs an additional decodeURI() operation and can resolve the request to a protected route. This issue is fixed in version 6.4.8.","state":0,"publishedAt":"2026-07-08T16:27:18.496+00:00","modifiedAt":"2026-07-09T14:38:54.995+00:00","affected":[{"ecosystem":"Vendor product","name":"astro","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"withastro\",\n                    \"product\": \"astro\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 6.4.7, < 6.4.8\",\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:H/I:L/A:N","score":8.2,"severity":"HIGH"}],"references":["https://github.com/withastro/astro/security/advisories/GHSA-vj59-8hwv-xxmv","https://github.com/withastro/astro/pull/17109","https://github.com/withastro/astro/commit/27c80ea92248993e5fce94b2c26d87d611ab6785","https://github.com/withastro/astro/releases/tag/astro@6.4.8"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-59731","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-59731","identifiers":["CVE-2026-59731"]},"retained":false,"historicalAffected":[]}],"coverage":[]}