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Dev.to
7/1/2026
The original title is: "The 7 IAM Misconfigurations We See in Almost Every AWS Account"

The original title is: "The 7 IAM Misconfigurations We See in Almost Every AWS Account"

Original: The 7 IAM Misconfigurations We See in Almost Every AWS Account

Short summary

Seven common IAM policy misconfigurations enable privilege escalation and account takeover in AWS. The post details each: overly broad permissions, PassRole without scope, wildcard principals, undefined ExternalId, inline policies, and permissive AssumeRole. Each misconfiguration includes a specific policy fix and threat model explaining the security impact.

  • Seven specific IAM misconfigurations appear in almost every AWS account
  • Each includes threat model, attack scenario, and specific policy fixes with code examples
  • Content is technical and actionable for operations and infrastructure teams

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