{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"python-aiohttp","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NRSJSVBATDDX10E449W4PQ","modified_at":"2026-10-01T03:03:03.929310084Z","published_at":"2026-04-01T21:17:00.490Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-34525","https://security-tracker.debian.org/tracker/CVE-2026-34525"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-34525","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-34525"}],"summary":"AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, multiple Host headers were allowed in aiohttp. This issue has been patched in version 3.13.4."}