Plugin4Shell AI-agent vulnerability remediation

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Overview

Description Security researchers and AI providers are responding to Plugin4Shell and related AI-agent vulnerabilities that can let attackers hijack agents or run malicious code. Overview Researchers disclosed Plugin4Shell, a zero-click remote code execution vulnerability affecting several AI coding agents. The flaw allowed…

Possible scenarios

45%Patch Contains Incident+0.1%
25%Broader Compromise Emerges-0.7%
18%Regulators Step In-0.4%

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1 story, 3 sources

Sep 23, 2026
Meta Patches Zero Day That Let Attackers Hijack Muse AI and Track iPhones
- Plugin4Shell Zero Click RCE Bypassed SHA Pinning on 4 Leading AI Agents30 days ago
- Meta Patches Muse AI Zero-Day Letting Attackers Steal Session Tokens

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Meta Patches Zero Day That Let Attackers Hijack Muse AI and Track iPhones

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