CVE-2023-34112: JavaCPP Presets is a project providing Java distributions of native C++ libraries

Q: How do I fix CVE-2023-34112?

javacpp presets: upgrade to 1.5.9. Exact commands for each OS are on this page.

Q: Is CVE-2023-34112 being exploited?

CVE-2023-34112 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-34112 affect?

CVE-2023-34112 affects javacpp presets. Severity is medium (CVSS 4.3). JavaCPP Presets is a project providing Java distributions of native C++ libraries. All the actions in the `bytedeco/javacpp-presets` use the `github.event.head_commit.message` parameter in an insecure way. For example, the commit message i

Q: How urgent is CVE-2023-34112?

Priority 40/100. Public exploit reference

This month

MEDIUM 4.3UPGRADE

CVE-2023-34112 is a medium-severity flaw (CVSS 4.3) affecting javacpp presets. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

JavaCPP Presets is a project providing Java distributions of native C++ libraries. All the actions in the `bytedeco/javacpp-presets` use the `github.event.head_commit.message` parameter in an insecure way. For example, the commit message is used in a run statement - resulting in a command injection vulnerability due to string interpolation. No exploitation has been reported. This issue has been addressed in version 1.5.9. Users of JavaCPP Preset

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.9% (top 20%)
CISA exploited list	No
Weakness	CWE-94
Published	2023-06-09
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: bytedeco

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-06-09 00:15 UTCPublished CVE record published
2026-06-17 06:02 UTCUpdated Record last modified

bytedeco javacpp presets UPGRADE

Affected: < 1.5.9

Fixed in: 1.5.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy javacpp-presets || rpm -q javacpp-presets || javacpp-presets --version

2. UPGRADE to 1.5.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade javacpp-presets

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade javacpp-presets

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-34112?

javacpp presets: upgrade to 1.5.9. Exact commands for each OS are on this page.

Is CVE-2023-34112 being exploited?

CVE-2023-34112 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-34112 affect?

CVE-2023-34112 affects javacpp presets. Severity is medium (CVSS 4.3). JavaCPP Presets is a project providing Java distributions of native C++ libraries. All the actions in the `bytedeco/javacpp-presets` use the `github.event.head_commit.message` parameter in an insecure way. For example, the commit message i

How urgent is CVE-2023-34112?

Priority 40/100. Public exploit reference

Software pages

Java vulnerabilities · GitHub vulnerabilities

References

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