Buffer overflow in Amazon Athena Odbc Driver
CVE-2026-35559
Out-of-bounds write in the query processing components in Amazon Athena ODBC driver before 2.1.0.0 might allow a threat actor to crash the driver by using specially crafted data that is processed by the driver during query operations. To…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (23.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Amazon Athena Odbc Driver — versions 2.1.0.0
Weakness classification (CWE)
References
- aws.amazon.com/security/security-bulletins/2026-013-aws/ (vendor-advisory)
- 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)
- docs.aws.amazon.com/athena/latest/ug/odbc-v2-driver-release-notes.html (release-notes)
Frequently asked questions
- What is CVE-2026-35559?
- CVE-2026-35559 is a medium-severity vulnerability in Amazon Athena Odbc Driver, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2026-04-03.
- How severe is CVE-2026-35559?
- Medium severity. CVSS v3 base score is 6.5 out of 10.