{"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_01M5KFNTBNT5AT96RQ5VZVRE1Y","modified_at":"2026-09-10T03:51:08.847676311Z","published_at":"2026-06-03T20:56:54Z","references":["https://osv.dev/vulnerability/GHSA-jg22-mg44-37j8","https://github.com/aio-libs/aiohttp/security/advisories/GHSA-jg22-mg44-37j8","https://nvd.nist.gov/vuln/detail/CVE-2026-34993","https://github.com/aio-libs/aiohttp/commit/dcf40f30637e8752c76781cf6703b5a236749a00","https://github.com/aio-libs/aiohttp"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"GHSA-jg22-mg44-37j8","url":"https://osv.dev/vulnerability/GHSA-jg22-mg44-37j8"}],"summary":"AIOHTTP is Vulnerable to Deserialization of Untrusted Data"}