{"id":"DEBIAN-CVE-2026-21619","details":"Uncontrolled Resource Consumption, Deserialization of Untrusted Data vulnerability in hexpm hex_core (hex_api modules), hexpm hex (mix_hex_api modules), erlang rebar3 (r3_hex_api modules) allows Object Injection, Excessive Allocation. This vulnerability is associated with program files src/hex_api.erl, src/mix_hex_api.erl, apps/rebar/src/vendored/r3_hex_api.erl and program routines hex_core:request/4, mix_hex_api:request/4, r3_hex_api:request/4.  This issue affects hex_core: from 0.1.0 before 0.12.1; hex: from 2.3.0 before 2.3.2; rebar3: from 3.9.1 before 3.27.0.","modified":"2026-09-14T17:02:41.543652636Z","published":"2026-02-27T18:16:11.373Z","upstream":["CVE-2026-21619"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-21619"}],"affected":[{"package":{"name":"erlang-hex","ecosystem":"Debian:13","purl":"pkg:deb/debian/erlang-hex?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.6-2","2.4.2-1","2.4.2-2","2.5.1-1","2.5.1-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21619.json"}},{"package":{"name":"erlang-hex","ecosystem":"Debian:14","purl":"pkg:deb/debian/erlang-hex?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.2-2"}]}],"versions":["2.0.6-2","2.4.2-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21619.json"}},{"package":{"name":"rebar3","ecosystem":"Debian:12","purl":"pkg:deb/debian/rebar3?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.19.0-1","3.23.0-1","3.23.0-2","3.23.0-3","3.24.0-1","3.25.1-1","3.26.0-1","3.27.0-1","3.27.0-2","3.27.0-3","3.27.0-4","3.27.0-5","3.27.0-6"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21619.json"}},{"package":{"name":"rebar3","ecosystem":"Debian:13","purl":"pkg:deb/debian/rebar3?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.24.0-1","3.25.1-1","3.26.0-1","3.27.0-1","3.27.0-2","3.27.0-3","3.27.0-4","3.27.0-5","3.27.0-6"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21619.json"}},{"package":{"name":"rebar3","ecosystem":"Debian:14","purl":"pkg:deb/debian/rebar3?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.27.0-1"}]}],"versions":["3.24.0-1","3.25.1-1","3.26.0-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21619.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}