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πŸ›‘οΈ Sentinel: [CRITICAL] Fix command injection vulnerabilities#493

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sentinel-fix-command-injection-9281962357882029763
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πŸ›‘οΈ Sentinel: [CRITICAL] Fix command injection vulnerabilities#493
Theory903 wants to merge 1 commit into
mainfrom
sentinel-fix-command-injection-9281962357882029763

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@Theory903

@Theory903 Theory903 commented Jun 23, 2026

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🚨 Severity: CRITICAL
πŸ’‘ Vulnerability: Command injection risk due to usage of child_process.exec with interpolated strings.
🎯 Impact: Could allow an attacker to execute arbitrary commands on the host by passing crafted payloads containing shell metacharacters.
πŸ”§ Fix: Refactored exec calls to use execFile and passed command arguments as an array to prevent shell evaluation.
βœ… Verification: Tests run successfully and code linting passes.


PR created automatically by Jules for task 9281962357882029763 started by @Theory903

Summary by CodeRabbit

  • Bug Fixes
    • Fixed a command injection vulnerability in the skill creation process, improving the security of command execution.

DESCRIPTION: Refactored usages of child_process.exec to execFile to prevent command injection.
IMPACT: Prevents arbitrary code execution by malicious inputs in CLI commands.

Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com>
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@coderabbitai

coderabbitai Bot commented Jun 23, 2026

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Review Change Stack

πŸ“ Walkthrough

Walkthrough

Two parallel copies of ToolSmith.createSkill replace child_process.exec (with a shell-interpolated command string) with child_process.execFile using a promisified call and an explicit argument array, removing shell evaluation of user-controlled values. A new sentinel entry in .jules/sentinel.md documents the vulnerability and its remediation pattern.

Changes

Command Injection Fix in ToolSmith.createSkill

Layer / File(s) Summary
Switch createSkill from exec to execFile
src/cortex/.../toolsmith.ts, src/ippoc/.../toolsmith.ts
Both copies of createSkill switch from util.promisify(exec) with an interpolated cmd string to util.promisify(execFile) with an explicit args array. The args array is built from scriptPath, name, --path, and a conditional --resources flag; execAsync("python3", args) replaces execAsync(cmd).
Sentinel documentation
.jules/sentinel.md
Adds a dated entry describing the command injection risk from shell-interpolated exec calls and prescribing execFile/spawn with argument arrays as the mitigation.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Poem

πŸ‡ A bunny once spotted a shell injection flaw,
Strings slipping past defenses, breaking every law.
With execFile and arrays, the arguments stand tallβ€”
No sneaky shell expansions, no mischief at all!
The sentinel recorded it, date stamped with care,
Safe subprocess calls now hopping everywhere. 🌿

πŸš₯ Pre-merge checks | βœ… 4 | ❌ 1

❌ Failed checks (1 warning)

Check name Status Explanation Resolution
Description check ⚠️ Warning The PR description is largely incomplete against the mandatory template. It lacks Intent Declaration, Canon Compliance, Scope Control, IPPOC-FS Contract Compliance, Boundary Declaration, and Safety Impact sections required by the repository template. Complete the mandatory PR template sections including Intent Declaration (affected organ and change type), Canon Compliance checkboxes, Scope Control with files/concepts modified, IPPOC-FS Contract Compliance, Boundary Declaration, and Safety & Evolution Impact sections.
βœ… Passed checks (4 passed)
Check name Status Explanation
Title check βœ… Passed The title accurately identifies the main change: fixing critical command injection vulnerabilities by refactoring to safer APIs.
Docstring Coverage βœ… Passed No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check βœ… Passed Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check βœ… Passed Check skipped because no linked issues were found for this pull request.

✏️ Tip: You can configure your own custom pre-merge checks in the settings.

✨ Finishing Touches
πŸ“ Generate docstrings
  • Create stacked PR
  • Commit on current branch
πŸ§ͺ Generate unit tests (beta)
  • Create PR with unit tests
  • Commit unit tests in branch sentinel-fix-command-injection-9281962357882029763

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Actionable comments posted: 2

πŸ€– Prompt for all review comments with AI agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

Inline comments:
In `@src/cortex/cortex/openclaw-cortex/openclaw-cortex/src/agents/toolsmith.ts`:
- Around line 269-273: Remove the interpolated command string logging that uses
the `cmd` variable, which is built by combining name, pathStr, and resourceFlag
using template literal syntax. Since execFile is now in use (which doesn't
invoke a shell and takes separate arguments), the shell-style cmd variable is no
longer needed and creates an unnecessary log-injection/leak surface. Delete the
line that builds the cmd variable and the console.log statement that logs it,
keeping only the args array which properly separates the command arguments for
execFile.

In `@src/ippoc/cortex/cortex/openclaw-cortex/src/agents/toolsmith.ts`:
- Around line 269-273: The code constructs an interpolated command string in the
`cmd` variable from user-influenced values and logs it with console.log, which
should be avoided for security and clarity reasons. Remove the `cmd` variable
that constructs the interpolated command string and refactor the console.log
statement to use structured argument logging instead. Log the individual
arguments (scriptPath, name, pathStr, and resource flags) in a structured format
rather than logging the interpolated shell-like command string. Ensure that the
resourceFlag is also properly included in the args array when present.
πŸͺ„ Autofix (Beta)

Fix all unresolved CodeRabbit comments on this PR:

  • Push a commit to this branch (recommended)
  • Create a new PR with the fixes

ℹ️ Review info
βš™οΈ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: dd2c74ab-c67a-4ab2-a6fc-7bb3095c752c

πŸ“₯ Commits

Reviewing files that changed from the base of the PR and between 29c13ba and f5a57ce.

πŸ“’ Files selected for processing (3)
  • .jules/sentinel.md
  • src/cortex/cortex/openclaw-cortex/openclaw-cortex/src/agents/toolsmith.ts
  • src/ippoc/cortex/cortex/openclaw-cortex/src/agents/toolsmith.ts

Comment on lines 269 to +273
const resourceFlag = resources.length > 0 ? `--resources ${resources.join(",")}` : "";
const cmd = `python3 "${scriptPath}" ${name} --path "${pathStr}" ${resourceFlag}`;

console.log(`[ToolSmith] Executing: ${cmd}`);
const { stdout, stderr } = await execAsync(cmd);
const args = [scriptPath, name, "--path", pathStr];

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πŸ”’ Security & Privacy | 🟑 Minor | ⚑ Quick win

Remove shell-style interpolated cmd logging now that execFile is in use.

execFile fixed shell injection, but building/logging an interpolated command string from name, pathStr, and resources still leaves a log-injection/leak surface and keeps the old unsafe pattern alive.

Suggested patch
-        const resourceFlag = resources.length > 0 ? `--resources ${resources.join(",")}` : "";
-        const cmd = `python3 "${scriptPath}" ${name} --path "${pathStr}" ${resourceFlag}`;
-        
-        console.log(`[ToolSmith] Executing: ${cmd}`);
         const args = [scriptPath, name, "--path", pathStr];
         if (resources.length > 0) {
             args.push("--resources", resources.join(","));
         }
+        console.log("[ToolSmith] Executing python3 with args:", args);
πŸ€– Prompt for AI Agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

In `@src/cortex/cortex/openclaw-cortex/openclaw-cortex/src/agents/toolsmith.ts`
around lines 269 - 273, Remove the interpolated command string logging that uses
the `cmd` variable, which is built by combining name, pathStr, and resourceFlag
using template literal syntax. Since execFile is now in use (which doesn't
invoke a shell and takes separate arguments), the shell-style cmd variable is no
longer needed and creates an unnecessary log-injection/leak surface. Delete the
line that builds the cmd variable and the console.log statement that logs it,
keeping only the args array which properly separates the command arguments for
execFile.

Comment on lines 269 to +273
const resourceFlag = resources.length > 0 ? `--resources ${resources.join(",")}` : "";
const cmd = `python3 "${scriptPath}" ${name} --path "${pathStr}" ${resourceFlag}`;

console.log(`[ToolSmith] Executing: ${cmd}`);
const { stdout, stderr } = await execAsync(cmd);
const args = [scriptPath, name, "--path", pathStr];

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πŸ”’ Security & Privacy | 🟑 Minor | ⚑ Quick win

Apply the same cleanup here: avoid interpolated command-string logging.

This copy still constructs/logs cmd from user-influenced values; prefer structured argument logging and remove the interpolated shell-like string.

Suggested patch
-        const resourceFlag = resources.length > 0 ? `--resources ${resources.join(",")}` : "";
-        const cmd = `python3 "${scriptPath}" ${name} --path "${pathStr}" ${resourceFlag}`;
-        
-        console.log(`[ToolSmith] Executing: ${cmd}`);
         const args = [scriptPath, name, "--path", pathStr];
         if (resources.length > 0) {
             args.push("--resources", resources.join(","));
         }
+        console.log("[ToolSmith] Executing python3 with args:", args);
πŸ“ Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
const resourceFlag = resources.length > 0 ? `--resources ${resources.join(",")}` : "";
const cmd = `python3 "${scriptPath}" ${name} --path "${pathStr}" ${resourceFlag}`;
console.log(`[ToolSmith] Executing: ${cmd}`);
const { stdout, stderr } = await execAsync(cmd);
const args = [scriptPath, name, "--path", pathStr];
const args = [scriptPath, name, "--path", pathStr];
if (resources.length > 0) {
args.push("--resources", resources.join(","));
}
console.log("[ToolSmith] Executing python3 with args:", args);
πŸ€– Prompt for AI Agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

In `@src/ippoc/cortex/cortex/openclaw-cortex/src/agents/toolsmith.ts` around lines
269 - 273, The code constructs an interpolated command string in the `cmd`
variable from user-influenced values and logs it with console.log, which should
be avoided for security and clarity reasons. Remove the `cmd` variable that
constructs the interpolated command string and refactor the console.log
statement to use structured argument logging instead. Log the individual
arguments (scriptPath, name, pathStr, and resource flags) in a structured format
rather than logging the interpolated shell-like command string. Ensure that the
resourceFlag is also properly included in the args array when present.

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