Package evidence

agent-security-harness==4.5.0

Webhook Exfil Endpoint: matched "webhook.site"

Trust signals

Why this verdict

PkgRadar discounts a release’s score when public reputation argues against novel malware. The verdict above already reflects these — the panel just explains what was applied.

Versions published: 19
First published: Mar 2026

Recommended action

Block this update

Static evidence trips multiple high-signal indicators. Quarantine the release until the publisher validates the change or you can rule out the indicators below.

Inspect tarball Add to CI gate

Block this release in CIcurl · GitHub Actions

Fail the build when this package version is added or upgraded. Replace $PKGRADAR_TOKEN with a Pro / Team API key from your dashboard.

curl -fsS https://pkgradar.com/gate/npm \
  -H "Authorization: Bearer $PKGRADAR_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"specs":["agent-security-harness==4.5.0"],"fail_on":"high"}'

GitHub Actions step:

- name: PkgRadar gate
  run: |
    curl -fsS https://pkgradar.com/gate/npm \
      -H "Authorization: Bearer ${{ secrets.PKGRADAR_TOKEN }}" \
      -H "Content-Type: application/json" \
      -d '{"specs":["agent-security-harness==4.5.0"],"fail_on":"high"}'

Publisherunknown

Artifact bytes394,946

Previous versionnone

Published2026-06-09T22:10:30

SHA-256c8ddb318d19fdcb92908a71f23edcbcbeb69b56857462b7f6ee4ec1ca0f41509

Why flagged

What the scanner saw

Webhook Exfil Endpoint: matched "webhook.site"

Not observed: package install, lifecycle script execution, or sandbox execution. PkgRadar only inspects on-disk artifacts.

Availability ledger

available

high

41h agoLast checked

highRisk

161Score

4.5.0Version

Status history (1 event)

new → available41h ago · risk high · score 161 · status changed

Evidence

Static findings

13 static · 0 from release diff · showing high-signal first.

Severity	Kind	Path	Detail	Points
high	Webhook Exfil Endpoint	agent_security_harness-4.5.0/protocol_tests/capability_profile_harness.py	matched "webhook.site"	40
high	Python Bun Js Exec	agent_security_harness-4.5.0/protocol_tests/mcp_supplychain.py	Python file references the Bun JavaScript runtime — cross-language execution	40
high	Python Bun Js Exec	agent_security_harness-4.5.0/protocol_tests/watermark_harness.py	Python file references the Bun JavaScript runtime — cross-language execution	40
medium	Remote Payload	agent_security_harness-4.5.0/protocol_tests/cloud_agent_harness.py	matched "curl "	12
medium	Remote Payload	agent_security_harness-4.5.0/protocol_tests/crewai_cve_harness.py	matched "curl "	12
medium	Remote Payload	agent_security_harness-4.5.0/protocol_tests/extended_enterprise_adapters.py	matched "curl "	12

Show all 13 findings (low-signal and informational)

Severity	Kind	Path	Detail	Points
high	Webhook Exfil Endpoint	agent_security_harness-4.5.0/protocol_tests/capability_profile_harness.py	matched "webhook.site"	40
high	Python Bun Js Exec	agent_security_harness-4.5.0/protocol_tests/mcp_supplychain.py	Python file references the Bun JavaScript runtime — cross-language execution	40
high	Python Bun Js Exec	agent_security_harness-4.5.0/protocol_tests/watermark_harness.py	Python file references the Bun JavaScript runtime — cross-language execution	40
medium	Remote Payload	agent_security_harness-4.5.0/protocol_tests/cloud_agent_harness.py	matched "curl "	12
medium	Remote Payload	agent_security_harness-4.5.0/protocol_tests/crewai_cve_harness.py	matched "curl "	12
medium	Remote Payload	agent_security_harness-4.5.0/protocol_tests/extended_enterprise_adapters.py	matched "curl "	12
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/aiuc1_compliance_harness.py	matched ".ssh/"	5
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/capability_profile_harness.py	matched ".ssh/"	5
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/crewai_cve_harness.py	matched ".ssh/"	5
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/cve_2026_25253_harness.py	matched ".ssh/"	5
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/enterprise_adapters.py	matched ".ssh/"	5
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/jailbreak_harness.py	matched "AWS_SECRET_ACCESS_KEY"	5
low	Credential file access	agent_security_harness-4.5.0/protocol_tests/mcp_harness.py	matched ".ssh/"	5