CVE Feed

    Dashboard / CVE / CVE-2026-21619

    CVE-2026-21619

    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.

    Published:Feb 27, 2026
    Last Modified:Apr 16, 2026
    EPS:Feb 27, 2026
    EPSS Score:0.00058
    CVSS Score:7.5

    Affected Products

    Vendor
    Erlang
    Product
    Rebar3
    Vendor
    Hex
    Product
    Hex
    Vendor
    Hex
    Product
    Hex Core
    Vendor
    Hexpm
    Product
    Hex
    Vendor
    Hexpm
    Product
    Hex Core

    Exploits

    No exploit reference

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High