{"action":"Upgrade aiohttp to 3.10.11 or later.","affected":[{"fixed":"3.10.11","introduced":"3.10.6"}],"component":"aiohttp","cve_ids":["CVE-2024-52303"],"ecosystem":"PyPI","epss":0.00591,"exploited":false,"fixed_versions":["3.10.11"],"ghsa_id":"GHSA-27mf-ghqm-j3j8","id":"tcs_01M5KES3BBQNY895JXT95S44JD","modified_at":"2026-09-10T03:50:20.382497140Z","published_at":"2024-11-18T21:02:17Z","references":["https://osv.dev/vulnerability/GHSA-27mf-ghqm-j3j8","https://github.com/aio-libs/aiohttp/security/advisories/GHSA-27mf-ghqm-j3j8","https://nvd.nist.gov/vuln/detail/CVE-2024-52303","https://github.com/aio-libs/aiohttp/commit/bc15db61615079d1b6327ba42c682f758fa96936","https://github.com/aio-libs/aiohttp"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-27mf-ghqm-j3j8","url":"https://osv.dev/vulnerability/GHSA-27mf-ghqm-j3j8"}],"summary":"aiohttp has a memory leak when middleware is enabled when requesting a resource with a non-allowed method"}