rubygems package report

Is oj safe?

oj (rubygems) has 11 known vulnerabilities, the worst rated HIGH. Upgrade to 3.17.3 or later to clear all of them. 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 rubygems packages are not covered.

      cvss
      2.1
      low

      CVSS v4.0 base score out of 10; GitHub rates it HIGH

      epss
      0.20%
      low

      chance of exploitation in 30 days, 10th percentile of all CVEs

      xyz score
      3.3
      low

      CyberXYZ composite out of 10

      fig. 01 — GHSA-9ppp-w3g4-fh4q, the advisory selected below

      // 11 advisories

      Oj::Doc iterators (eachvalue, eachchild, eachleaf) are vulnerable to a heap use-after-free.

      Full advisory text at GitHub advisory or NVD.

      // cvss v4.0 vector

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

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

      CyberXYZ does not call a package safe in absolute terms. It records 11 known vulnerabilities for oj (rubygems), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.

      Does oj have known vulnerabilities?

      Yes. CyberXYZ records 11 known vulnerabilities for oj (rubygems), the worst rated HIGH. These include GHSA-9ppp-w3g4-fh4q, GHSA-2cw7-v8ff-p88r, GHSA-3v45-f3vh-wg7m, GHSA-q2gm-54r6-8fwm, GHSA-9cv6-qcjw-4grx.

      Which version of oj should I use?

      3.17.3 or later clears every advisory recorded for oj (rubygems). Check the release you pick before installing it.

      How do I check oj before installing?

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

      Checked 2026-11-14 at 12:38 UTC. The most recent advisory here was published 2026-06-19. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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