CVE-2026-43989: DRAGONMONK111 Junoclaw

High severity, CVSS 8.5. EPSS: 0.2% chance of exploitation in the next 30 days.

JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, the upload_wasm MCP tool accepted a filesystem path from the agent and uploaded whatever bytes the path resolved to, with no validation of location, symlink target, file size, or file format. This vulnerability is fixed in 0.x.y-security-1.

Affected products

• DRAGONMONK111 Junoclaw: before v0.x.y-security-1 (fixed in v0.x.y-security-1)

Published 2026-05-12. Last modified 2026-06-17.