{"id":"CVE-2026-35558","title":"Improper neutralization of special elements in authentication components in Amazon Athena ODBC driver","summary":"Improper neutralization of special elements in the authentication components in Amazon Athena ODBC driver before 2.1.0.0 might allow a threat actor to execute arbitrary code or redirect authentication flows by using specially crafted con…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-77"],"vendor":"Amazon","product":"Amazon Athena ODBC driver","affected":["athena_odbc_driver < 2.1.0.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-04-07T03:55:33.873087Z"},"published":"2026-04-03","updated":"2026-10-20","sourceUpdated":"2026-10-20T18:17:59.411Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-35558","references":[{"url":"https://aws.amazon.com/security/security-bulletins/2026-013-aws/"},{"url":"https://downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Windows/AmazonAthenaODBC-2.1.0.0.msi"},{"url":"https://downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Linux/AmazonAthenaODBC-2.1.0.0.rpm"},{"url":"https://downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Mac/arm/AmazonAthenaODBC-2.1.0.0_arm.pkg"},{"url":"https://downloads.athena.us-east-1.amazonaws.com/drivers/ODBC/v2.1.0.0/Mac/Intel/AmazonAthenaODBC-2.1.0.0_x86.pkg"},{"url":"https://docs.aws.amazon.com/athena/latest/ug/odbc-v2-driver-release-notes.html"}],"tags":["cve.org"],"epss":0.00331,"epssPercentile":0.24858,"ingestedAt":"2026-10-20T19:16:14.554Z","slug":"CVE-2026-35558","body":"## Overview\n\nImproper neutralization of special elements in the authentication components in Amazon Athena ODBC driver before 2.1.0.0 might allow a threat actor to execute arbitrary code or redirect authentication flows by using specially crafted connection parameters that are processed by the driver during user-initiated authentication.\n\n\n\nTo remediate this issue, users should upgrade to version 2.1.0.0.\n\n## Affected\n\n- `athena_odbc_driver < 2.1.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}