PatchTheCVECVE-2026-35559: Out-of-bounds write in the query processing components in Amazon Athena ODBC driver before 2.1.0.0 might allow
CVE-2026-35559 is a medium-severity flaw (CVSS 6.5) affecting athena odbc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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 remediate this issue, users should upgrade to version 2.1.0.0.
Why this priority
- On your watchlist
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.5 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.3% (top 81%) |
| CISA exploited list | No |
| Weakness | CWE-787 |
| Published | 2026-04-03 |
| Last modified | 2026-10-20 |
Last updated 2026-10-20 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-35559?
athena odbc: upgrade to 2.1.0.0. Exact commands for each OS are on this page.
Is CVE-2026-35559 being exploited?
CVE-2026-35559 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-35559 affect?
CVE-2026-35559 affects athena odbc. Severity is medium (CVSS 6.5). 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
How urgent is CVE-2026-35559?
Priority 33/100. On your watchlist
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