{"action":"Upgrade capnproto to 1.4.0-2 or later.","affected":[{"fixed":"1.4.0-2","introduced":"0"}],"component":"capnproto","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.4.0-2"],"id":"tcs_01M5NRP35D5MK01J8FYFH8J4CN","modified_at":"2026-10-01T03:03:10.416110990Z","published_at":"2026-03-12T20:16:05.010Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-32239","https://security-tracker.debian.org/tracker/CVE-2026-32239"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-32239#Debian:14/capnproto","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-32239"}],"summary":"Cap'n Proto is a data interchange format and capability-based RPC system. Prior to 1.4.0, a negative Content-Length value was converted to unsigned, treating it as an impossibly large length instead."}