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CVE-2025-56814 OpenCPN CVE debrief

CVE-2025-56814 is a HIGH severity vulnerability in OpenCPN v5.12.0, allowing attackers to execute arbitrary code via shell metacharacters in the wxExecute() function. The vulnerability has a CVSS score of 7.8 and was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2025-56814).

Vendor
OpenCPN
Product
OpenCPN 5.12.0
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-16
Advisory published
2026-06-15
Advisory updated
2026-06-16

Who should care

Users of OpenCPN v5.12.0 should apply patches or mitigations to prevent code injection attacks.

Technical summary

The vulnerability is caused by a code injection issue in the wxExecute() function of OpenCPN v5.12.0. Attackers can exploit this vulnerability by embedding shell metacharacters, allowing them to execute arbitrary code.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates to OpenCPN v5.12.0 to fix the wxExecute() function vulnerability.
  • Use secure coding practices to prevent code injection attacks.
  • Monitor OpenCPN for any suspicious activity.

Evidence notes

The vulnerability was reported via [ref-4](https://jihoo-portfolio.vercel.app/posts/opencpn-rce-command-injection).

Sources and references

Verified primary and authoritative sources

  • CVE-2025-56814 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-56814

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-56814 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-56814

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.