Description:
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.
- https://bugs.mageia.org/show_bug.cgi?id=35187
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ULA2SKGZS6NTHYMAHGYMOGTSP4KM4IOP/
- https://www.cve.org/CVERecord?id=CVE-2026-21619
- 9/core/erlang-hex_core-0.7.1-2.1.mga9
- 9/core/erlang-rebar3-3.18.0-1.1.mga9
Publication date:11 Jun 2026
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