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Hex Core

2 CVEs product

Monthly

CVE-2026-21619 Feb 27, 18:16 LOW Monitor

Uncontrolled resource consumption in hex_core, hex, and rebar3 package managers results from unsafe deserialization of untrusted data in API request handling, enabling remote attackers to trigger excessive memory allocation and denial of service without authentication. Affected versions include hex_core before 0.12.1, hex before 2.3.2, and rebar3 before 3.27.0, with no patch currently available. An attacker can exploit this remotely over the network to exhaust system resources and crash affected Erlang/Elixir build environments.

Denial Of Service Deserialization Erlang Hex Rebar3 +1
NVD GitHub VulDB
CVSS 4.0
2.0
EPSS
0.0%
CVE-2019-1000013 Feb 04, 21:29 HIGH PATCH This Week

Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RCE Oracle Hex Hex Core
NVD GitHub
CVSS 3.0
8.8
EPSS
0.9%
EPSS 0% CVSS 2.0
LOW Monitor

Uncontrolled resource consumption in hex_core, hex, and rebar3 package managers results from unsafe deserialization of untrusted data in API request handling, enabling remote attackers to trigger excessive memory allocation and denial of service without authentication. Affected versions include hex_core before 0.12.1, hex before 2.3.2, and rebar3 before 3.27.0, with no patch currently available. An attacker can exploit this remotely over the network to exhaust system resources and crash affected Erlang/Elixir build environments.

Denial Of Service Deserialization Erlang +3
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH PATCH This Week

Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RCE Oracle Hex +1
NVD GitHub

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