CVE-2026-39866
High
Description
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.
SeverityHigh
CVSS8.8
Exploit probability—
ProductLawnchair
PublishedApr 21, 2026
First seenApr 21, 2026
Weakness typeCWE-77Command injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| lawnchair lawnchair | v ≤ 15.0.0 | — |
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