{"action":"Upgrade starlette to 1.3.1 or later.","affected":[{"fixed":"1.3.1","introduced":"0.4.1"}],"component":"starlette","cve_ids":["CVE-2026-54283"],"ecosystem":"PyPI","epss":0.00481,"exploited":false,"fixed_versions":["1.3.1"],"ghsa_id":"GHSA-82w8-qh3p-5jfq","id":"tcs_01M5KGZSQ4AYZ87RT50AMTRVJK","modified_at":"2026-06-27T11:15:06.800792374Z","published_at":"2026-06-22T18:16:46.943Z","references":["https://osv.dev/vulnerability/PYSEC-2026-249","https://github.com/Kludex/starlette/security/advisories/GHSA-82w8-qh3p-5jfq"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-249","url":"https://osv.dev/vulnerability/PYSEC-2026-249"}],"summary":"Starlette is a lightweight ASGI framework/toolkit. From 0.4.1 until 1.3.1, request.form() accepts max_fields and max_part_size to bound resource consumption while parsing form data. These limits are e"}