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CVE-2026-55249

@rtk-ai/rtk-rewrite: OpenClaw Rewrite Plugin Command Injection via execSync Template String PUBLISHED

Description (CNA)

@rtk-ai/rtk-rewrite transparently rewrites shell commands executed via OpenClaw's exec tool to their RTK equivalents. In 1.0.0, the @rtk-ai/rtk-rewrite OpenClaw plugin passes attacker-controlled input directly into a shell-backed execSync() template string without shell-safe escaping. JSON.stringify() wraps the value in double quotes and escapes inner double-quotes and backslashes, but leaves $() and backtick shell metacharacters untouched. Because execSync delegates execution to /bin/sh -c, the shell expands $(...) substitutions even inside double-quoted strings, causing the injected subcommand to execute before rtk is invoked. An attacker who can influence the exec tool's command parameter (e.g., via an LLM agent prompt or gateway/tool-call input) achieves arbitrary OS command execution with the privileges of the plugin/gateway process.

Affected (CNA)

Vendor / productVersions
rtk-ai / rtkaffected 1.0.0

CWE

CWE-78

References

ADP enrichment

CISA-ADP

No English description supplied.