Auth bypass in Amazon Athena Odbc Driver
CVE-2026-35561
Insufficient authentication security controls in the browser-based authentication components in Amazon Athena ODBC driver before 2.1.0.0 might allow a threat actor to intercept or hijack authentication sessions due to insufficient protecti…
Vulnerability class: Broken Access Control
EPSS: 0.000 (9.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Amazon Athena Odbc Driver — versions 2.1.0.0
Weakness classification (CWE)
References
- downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Windows/AmazonAt… (patch)
- downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Linux/AmazonAthe… (patch)
- downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Mac/arm/AmazonAt… (patch)
- downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Mac/Intel/Amazon… (patch)
- aws.amazon.com/security/security-bulletins/2026-013-aws/ (vendor-advisory)
- docs.aws.amazon.com/athena/latest/ug/odbc-v2-driver-release-notes.html (release-notes)
Frequently asked questions
- What is CVE-2026-35561?
- CVE-2026-35561 is a high-severity vulnerability in Amazon Athena Odbc Driver, classified under Missing Authorization. CVSS score: 7.4/10. Published 2026-04-03.
- How severe is CVE-2026-35561?
- High severity. CVSS v3 base score is 7.4 out of 10.