Lawnchair is a free, open-source home app for Android.

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. Apr 21, 2026 · NIST NVD

   Detected

   Lawnchair is a free, open-source home app for Android. Prior to commit fcba413f55dd47f8a3921445252849126c6266b2, command injection in release_update.yml workflow dispatch input allows arbitrary code execution. Commit fcba413f55dd47f8a3921445252849126c6266b2 patches the issue.

2. Jun 17, 2026 · NIST NVD

   Updated

   Lawnchair is a free, open-source home app for Android. Prior to commit fcba413f55dd47f8a3921445252849126c6266b2, command injection in release_update.yml workflow dispatch input allows arbitrary code execution. Commit fcba413f55dd47f8a3921445252849126c6266b2 patches the issue.

Affected

• cpe lawnchair/lawnchairversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-39866

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-39866

  Lawnchair is a free, open-source home app for Android. Prior to commit fcba413f55dd47f8a3921445252849126c6266b2, command injection in release_update.yml workflow dispatch input allows arbitrary code execution. Commit fcba413f55dd47f8a3921445252849126c6266b2 patches the issue.

  nvd.nist.gov

References

• Patch · github.com
• Exploit · github.com