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HIGHCVE-2026-22812Published Modified CNA GitHub_M

CVE-2026-22812: OpenCode's Unauthenticated HTTP Server Allows Arbitrary Command Execution

OpenCode is an open source AI coding agent. Prior to 1.0.216, OpenCode automatically starts an unauthenticated HTTP server that allows any local process (or any website via permissive CORS) to execute arbitrary shell commands with the user's privileges. This vulnerability is fixed in 1.0.216.

Metrics

CVSS v3.1
8.8
Severity
HIGH
Fixed in
Affected Products
1
Affected packages
  • anomalyco / opencode
    < 1.0.216
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H