{"action":"Upgrade aiohttp to 3.14.2 or later.","affected":[{"fixed":"3.14.2","introduced":"0"}],"component":"aiohttp","cve_ids":["CVE-2026-69243"],"ecosystem":"PyPI","epss":0.00443,"exploited":false,"fixed_versions":["3.14.2"],"ghsa_id":"GHSA-mfx4-hv73-q22v","id":"tcs_01M5KFR0FRGDGDCZSHNER5RBV7","modified_at":"2026-09-10T03:51:14.385788837Z","published_at":"2026-08-03T20:46:10Z","references":["https://osv.dev/vulnerability/GHSA-mfx4-hv73-q22v","https://github.com/aio-libs/aiohttp/security/advisories/GHSA-mfx4-hv73-q22v","https://github.com/aio-libs/aiohttp/pull/13017","https://github.com/aio-libs/aiohttp/commit/6ae358f0983c3f4d6f67692b2f8e65dc8e091c98","https://github.com/aio-libs/aiohttp","https://github.com/aio-libs/aiohttp/releases/tag/v3.14.2"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-mfx4-hv73-q22v","url":"https://osv.dev/vulnerability/GHSA-mfx4-hv73-q22v"}],"summary":"AIOHTTP: HTTP request smuggling via WebSocket upgrade"}