hex package report

Is hackney safe?

hackney (hex) has 15 known vulnerabilities, the worst rated HIGH. No single fixed version is recorded that clears every advisory, so check each one below. No malicious-package signal is recorded.

// reach

0 direct dependencies

none carry a known advisory

    0 packages depend on it

    dependents not yet indexed for this ecosystem

      Create a free accountfor every dependency path, dependent and what to upgrade
      // ai model usage

      Tracked for PyPI packages. HuggingFace models declare Python dependencies, so hex packages are not covered.

      cvss
      8.7
      high

      CVSS v4.0 base score out of 10

      epss
      0.75%
      medium

      chance of exploitation in 30 days, 56th percentile of all CVEs

      xyz score
      3.4
      low

      CyberXYZ composite out of 10

      fig. 01 — GHSA-6cp8-v795-jr2j, the advisory selected below

      // 15 advisories

      CVE-2026-47066 is an infinite loop (CWE-835) in hackney's Alt-Svc response header parser (src/hackneyaltsvc.erl).

      Full advisory text at GitHub advisory, NVD or OSV.

      // cvss v4.0 vector

      CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

      Attack vector
      Network
      Attack complexity
      Low
      Attack requirements
      None
      Privileges required
      None
      User interaction
      None
      Confidentiality (vulnerable system)
      None
      Integrity (vulnerable system)
      None
      Availability (vulnerable system)
      High
      Confidentiality (subsequent systems)
      None
      Integrity (subsequent systems)
      None
      Availability (subsequent systems)
      None
      // questions
      Is hackney safe to install?

      CyberXYZ does not call a package safe in absolute terms. It records 15 known vulnerabilities for hackney (hex), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.

      Does hackney have known vulnerabilities?

      Yes. CyberXYZ records 15 known vulnerabilities for hackney (hex), the worst rated HIGH. These include GHSA-6cp8-v795-jr2j, GHSA-9653-rcfr-5c62, GHSA-jq4m-q6p2-8gwc, GHSA-gp9c-pm5m-5cxr, GHSA-q8jg-fgj4-fphf.

      How do I check hackney before installing?

      Search hackney in CyberXYZ Check at https://cyberxyz.io/check?q=hackney. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.

      Checked 2026-11-14 at 10:26 UTC. The most recent advisory here was published 2026-10-26. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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