H3XAOperational intelligence
Live analytical pictureEvidence before assessment
TypeCampaign
External ID—
First seen2026-08-14
Last seen2026-08-14

Confidence

—

A security researcher demonstrated a proof-of-concept supply chain attack using a poisoned ClawdBot Skill shared on ClawdHub, a Skill registry for agents. The poisoned Skill contained a prompt injection that caused ClawdBot to execute a shell command that reached the researcher's server. Although the researcher here used this access simply to warn users about the danger, they could have instead delivered a malicious payload and compromised the user's system. The security researcher recorded 16 different users who downloaded and executed the poisoned Skill in the first 8 hours of it being published on ClawdHub.

12 recorded

Relationships

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1 external

References

mitre-atlas
AML.CS0049
open