Sunday, 13 September 2026
8 agent hacks today 7 vs yesterday (1)

AWS Security Agent MCP Server S3 Bucket Ownership Verification Missing

A missing S3 bucket ownership verification in the AWS Security Agent MCP server before version 0.2.0 allows remote attackers to obtain private source archives including credentials and infrastructure state via pre-registered storage buckets derived from publicly known account identifiers.

Disclosed 10 September 2026 · Record updated 13 September 2026

Impact

Remote attackers could access private source archives containing credentials and infrastructure state of scanned workspaces through pre-registered S3 buckets.

Our coverage

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Sources

  1. nvd.nist.govhttps://nvd.nist.gov/vuln/detail/CVE-2026-87913