{"action":"Upgrade aiohttp to 3.14.0 or later.","affected":[{"fixed":"3.14.0","introduced":"0"}],"component":"aiohttp","cve_ids":["CVE-2026-34993"],"ecosystem":"PyPI","epss":0.00179,"exploited":false,"fixed_versions":["3.14.0"],"ghsa_id":"GHSA-jg22-mg44-37j8","id":"tcs_01M5KGXGBH9W5VEEZ1ZFSQ0E6R","modified_at":"2026-07-13T07:15:12.748393707Z","published_at":"2026-06-02T20:16:34.857Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2104","https://access.redhat.com/security/cve/CVE-2026-34993","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34993.json","https://access.redhat.com/errata/RHSA-2026:24977","https://access.redhat.com/errata/RHSA-2026:34456","https://access.redhat.com/errata/RHSA-2026:37275","https://bugzilla.redhat.com/show_bug.cgi?id=2484099","https://github.com/aio-libs/aiohttp/commit/dcf40f30637e8752c76781cf6703b5a236749a00","https://github.com/aio-libs/aiohttp/security/advisories/GHSA-jg22-mg44-37j8"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"PYSEC-2026-2104","url":"https://osv.dev/vulnerability/PYSEC-2026-2104"}],"summary":"AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.14.0, using ``CookieJar.load()`` with untrusted input may allow arbitrary code execution. Most applic"}