CVE-2026-107352

Missing authorization checks in Amazon Athena engine version 3 request handling

State: Published
Severity: 6.3 Medium
Published: Oct 7, 2026
Updated: Oct 11, 2026
Reserved: Oct 7, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N	AMZN
3.1	7.7 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N	AMZN

Weaknesses

CWE-862 Missing Authorization
CWE-424 Improper Protection of Alternate Path

Affected Products

Product	Versions
Amazon AthenaAWS	N/AAffected

References

https://aws.amazon.com/security/security-bulletins/2026-128-aws/vendor-advisory

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