SecurityUnverified

Plugin4Shell Lets Repository Owners Swap Pinned Plugin Code Across Four AI Coding Agents

A flaw in four widely used AI coding agents lets someone who controls a plugin's code repository swap the plugin an agent installs for a malicious one, even when the agent locked that plugin to a specific reviewed version, security firm Air Security said on Thursday. The firm said Anthropic has patched the flaw in Claude Code 2.1.179 and OpenAI in Codex 0.146.0, that GitHub Copilot has no

What happened

A flaw in four widely used AI coding agents lets someone who controls a plugin's code repository swap the plugin an agent installs for a malicious one, even when the agent locked that plugin to a specific reviewed version, security firm Air Security said on Thursday. The firm said Anthropic has patched the flaw in Claude Code 2.1.179 and OpenAI in Codex 0.146.0, that GitHub Copilot has no

Why it matters

The development may change operating conditions or market expectations around Anthropic, OpenAI. Further confirmation and measurable outcomes matter.

Affected entities

OpenAINeutralAnthropicNeutral

View evidence

1 reports · 1 original report · 1 independent

  1. The Hacker NewsPrimary source · Supports · EN · 100%
    Plugin4Shell Lets Repository Owners Swap Pinned Plugin Code Across Four AI Coding Agents

Claims

  • Plugin4Shell Lets Repository Owners Swap Pinned Plugin Code Across Four AI Coding Agents Observed

Conflicts

No material conflict detected in the available evidence.

Timeline

  1. First reported

Market move following event

Market reaction is not yet available for this asset and time window.

Score explanation

Confidence · formula confidence-2.1.0
Source trust80
Independent corroboration51
Primary evidence35
Claim consistency82
Extraction confidence82
Attribution quality90
Impact · formula impact-2.1.0
Event magnitude45
Market relevance74
Entity significance90
Market breadth63
Novelty68
Urgency54
Ranking · formula rank-1.0.0
Confidence factor0.8425
Freshness factor0.9655
Breaking bonus0