{"action":"Upgrade aiohttp to 3.14.0 or later.","affected":[{"fixed":"3.14.0","introduced":"0"}],"component":"aiohttp","cve_ids":["CVE-2026-47265"],"ecosystem":"PyPI","epss":0.0015,"exploited":false,"fixed_versions":["3.14.0"],"ghsa_id":"GHSA-hg6j-4rv6-33pg","id":"tcs_01M5KGXGHX0GXDA5YJCHGBBH1X","modified_at":"2026-07-13T07:15:15.566262179Z","published_at":"2026-06-02T20:16:37.903Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2105","https://github.com/aio-libs/aiohttp/commit/f54c40851b0d6c4bbdab97ba518a223adda32478","https://github.com/aio-libs/aiohttp/security/advisories/GHSA-hg6j-4rv6-33pg"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-2105","url":"https://osv.dev/vulnerability/PYSEC-2026-2105"}],"summary":"AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.14.0, cookies set with the `cookies` parameter on requests are sent after following a cross-origin re"}