{"action":"Upgrade starlette to 1.1.0 or later.","affected":[{"fixed":"1.1.0","introduced":"0"}],"component":"starlette","cve_ids":["CVE-2026-48817"],"ecosystem":"PyPI","epss":0.00213,"exploited":false,"fixed_versions":["1.1.0"],"ghsa_id":"GHSA-x746-7m8f-x49c","id":"tcs_01M5KGYH49NH7YFT3Q0M13MQSZ","modified_at":"2026-07-13T07:15:42.498495396Z","published_at":"2026-06-17T20:17:22.427Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2280","https://github.com/Kludex/starlette/releases/tag/1.1.0","https://github.com/Kludex/starlette/security/advisories/GHSA-x746-7m8f-x49c"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"PYSEC-2026-2280","url":"https://osv.dev/vulnerability/PYSEC-2026-2280"}],"summary":"Starlette is a lightweight ASGI framework/toolkit. In versions 1.0.1 and below, when dispatching a request, HTTPEndpoint selects the handler by lowercasing the HTTP method and looking it up as an attr"}