Flagged in the threat library: GlassWorm

Our analysis confirmed the behaviour described in the threat library entry. Do not install it. Read the analysis and indicators →

Also reported by koi.ai

OpenVSX Registry Verified

Liquid

by sissel
26d5bbf5-0486-5c1e-b52b-c3c8bf7f5ec3 | v4.0.0
0/ 100
MINIMAL risk
Threat verdict
Do not install

Confirmed member of a tracked malicious supply-chain campaign.

Analysis record

Analysed
11 months ago
Version
v4.0.0
Source
Findings (non-IoC)

No Findings

All security checks passed

Publisher Evidence

Low

sissel

Publisher identity, store signals, distribution reach, and warning signals used for context. Treat this as supporting evidence, not a clean bill of health.

50
Noisy-finding weight
x1.00
Publisher domain
No domain
Missing
Store verification signal
Verified publisher
Verified
Extension portfolio
1
Portfolio

13 evidence rows available.

No Threats Detected

This extension passed all security checks

AI Security Report

AI Security Review

Evidence context: threat category none; evidence quality strong.

Security Analysis for Liquid (sissel)

This extension presents no security concerns based on the available scan results. The analysis found zero findings across all security categories including malware signatures, obfuscation, credential access, and network indicators. This represents a completely clean security profile for a VS Code extension.

Filesystem and Process Access

The scan detected no suspicious filesystem or process access patterns. For a Liquid templating language extension, legitimate functionality would include reading template files and spawning processes for language servers. However, no concerning patterns were identified in the code analysis. The manifest analysis category shows 0 findings, which would typically flag excessive permission requests or unusual capability declarations. The extension's stated purpose supports completions, validations, formatting, and IntelliSense for Shopify, Jekyll, and 11ty Liquid variations, which requires normal file access but no elevated privileges.

Credential Access

No credential-related findings were detected. The secret category shows 0 findings, meaning the extension does not access sensitive files like .env, .git/config, SSH keys, or cloud credentials. This aligns with a language support extension that should not need access to developer secrets. The code-smell category also shows 0 findings, indicating no patterns that would trigger credential access warnings.

Network Behavior

The network category shows 0 findings, indicating no suspicious network calls were detected. For a language extension, legitimate network activity might include downloading language server binaries or checking for updates. However, no concerning network patterns were identified in the scan results.

Strongest Counterargument

The strongest counterargument to this verdict would be that zero findings could indicate an incomplete or failed scan. However, the scan metadata shows all categories enumerated (ioc, malware-signature, malware, manifest-analysis, network, obfuscation, dependency, secret, code-smell, tool-poisoning), each showing 0 results. This pattern indicates a thorough scan that found nothing concerning rather than a failed analysis. The extension has approximately 11,893 users on OpenVSX, suggesting it has been in use for a reasonable period without reported security issues.

Conclusion

The Liquid extension by sissel demonstrates a clean security profile with no detected malicious patterns, credential theft mechanisms, or suspicious network behavior. The extension provides legitimate functionality for Liquid templating in Shopify, Jekyll, and 11ty projects. The zero findings across all security categories, combined with the moderate user base, indicate this is a safe extension to use for development purposes.

Key Reasons

  • Zero findings across all security categories (ioc, malware, secret, obfuscation, code-smell)
  • Legitimate extension purpose with clear documentation for Liquid templating support
  • No credential access or suspicious network patterns detected
  • Moderate user base of 11,893 users indicates established presence

False Positive Considerations

  • No actual false positives detected - scan was completely clean
  • Standard IDE extension behavior with no suspicious patterns
  • All security categories show zero findings

Reviewed 2026-05-23; recommended action: no action; model confidence 85%.

About This Extension

The essential vscode extension for Liquid. Supports completions, validations, formatting and intelliSense capabilities for Shopify, Jekyll and 11ty Liquid variations.

Frequently Asked Questions