{"action":"Upgrade starlette to 1.3.0 or later.","affected":[{"fixed":"1.3.0","introduced":"0"}],"component":"starlette","cve_ids":["CVE-2026-54282"],"ecosystem":"PyPI","epss":0.00273,"exploited":false,"fixed_versions":["1.3.0"],"ghsa_id":"GHSA-jp82-jpqv-5vv3","id":"tcs_01M5KFPAHJVSG2PS8CAG8WDKQQ","modified_at":"2026-09-10T03:50:50.050800090Z","published_at":"2026-06-15T20:38:08Z","references":["https://osv.dev/vulnerability/GHSA-jp82-jpqv-5vv3","https://github.com/Kludex/starlette/security/advisories/GHSA-jp82-jpqv-5vv3","https://nvd.nist.gov/vuln/detail/CVE-2026-54282","https://github.com/Kludex/starlette","https://github.com/pypa/advisory-database/tree/main/vulns/starlette/PYSEC-2026-248.yaml"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"GHSA-jp82-jpqv-5vv3","url":"https://osv.dev/vulnerability/GHSA-jp82-jpqv-5vv3"}],"summary":"Starlette: Unvalidated request path concatenated into authority poisons request.url.hostname"}