{"action":"Upgrade python-multipart to 0.0.31 or later.","affected":[{"fixed":"0.0.31","introduced":"0"}],"component":"python-multipart","cve_ids":["CVE-2026-53540"],"ecosystem":"PyPI","epss":0.00342,"exploited":false,"fixed_versions":["0.0.31"],"ghsa_id":"GHSA-v9pg-7xvm-68hf","id":"tcs_01M5KH32EEKVV96QTDNTVSD3D1","modified_at":"2026-07-13T16:33:29.088234122Z","published_at":"2026-07-13T15:46:17.309964Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3040","https://github.com/Kludex/python-multipart/security/advisories/GHSA-v9pg-7xvm-68hf","https://github.com/Kludex/python-multipart","https://pypi.org/project/python-multipart","https://github.com/advisories/GHSA-v9pg-7xvm-68hf","https://nvd.nist.gov/vuln/detail/CVE-2026-53540"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"PYSEC-2026-3040","url":"https://osv.dev/vulnerability/PYSEC-2026-3040"}],"summary":"python-multipart: Negative Content-Length in parse_form buffers the entire body in memory"}