CVE-2026-107352: Missing authorization checks in Amazon Athena engine version 3 request handling
Missing authorization checks in Amazon Athena engine version 3 request handling could have allowed an authenticated user to read limited query metadata (AWS account identifiers and SQL statement text) from other AWS accounts. Query results, credentials, and Amazon S3 data were not affected. AWS remediated the issue on September 1, 2026, and has confirmed no customer metadata was accessed. No customer action is required.
Affected Software
Event History
Frequently Asked Questions
What information could an unauthorized user have accessed?
The issue could have exposed limited query metadata from other AWS accounts: AWS account identifiers and SQL statement text. Query results, credentials, and Amazon S3 data were not affected.
What level of access did an attacker need?
An attacker needed to be authenticated. The affected request handling lacked authorization checks for access to the limited cross-account query metadata.
Is any customer remediation or investigation required?
No. AWS remediated the issue on September 1, 2026, confirmed that no customer metadata was accessed, and states that no customer action is required.