Apache Polaris has an Improper Input Validation Issue

Apache Polaris accepts literal characters in namespace and table names. When it later builds temporary S3 access policies for delegated table access, those same characters appear to be reused unescaped in S3 IAM resource patterns and s3:prefix conditions. In S3 IAM policy matching, is treated as ...

CVE-2026-42810 Apache Polaris: could broaden vended S3 credentials through wildcard-bearing namespace or table names

Apache Polaris accepts literal characters in namespace and table names. When it later builds temporary S3 access policies for delegated table access, those same characters appear to be reused unescaped in S3 IAM resource patterns and s3:prefix conditions. In S3 IAM policy matching, is treated as ...

CVE-2026-42811

CVE-2026-42811 : Apache Polaris builds Google Cloud Storage downscoped credentials via a Credential Access Boundary (CAB) with CEL conditions intended to constrain to a table path. The CEL string uses the bucket and table path; if a namespace/table identifier contains special content (e.g., a sin...

CVE-2026-42811

In plain terms, Apache Polaris is supposed to issue short-lived GCS credentials that only work for one table's files, but a crafted namespace or table name can cause those credentials to work across the configured bucket instead. Apache Polaris builds Google Cloud Storage downscoped credentials b...