{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"python-tornado","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NPM979CVMJXN5AXP96NP3X","modified_at":"2026-10-02T05:01:06.126312246Z","published_at":"2026-10-01T11:17:20.847Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-103261","https://security-tracker.debian.org/tracker/CVE-2026-103261"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-103261#Debian:13/python-tornado","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-103261"}],"summary":"Tornado before 6.5.9 fails to limit the number of query string fields in HTTPServerRequest.__init__, allowing remote attackers to cause event-loop stalling by sending requests with thousands of query"}