CVE-2026-57866

Server side request forgery in Apache Impala versions 4.4.x and 4.5.x.  Authenticated Impala users with permissions to execute the ai_generate_text() function can exfiltrate secrets provided by the credential providers configured in the `hadoop.security.credential.provider.path` property of `core-site.xml`. The secret's key must be known to the user.

  • Published Sep 9, 2026
  • CVSS 8.8 high
  • 0.6% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-57866 at the National Vulnerability Database