Improper Encoding or Escaping of Output Affecting org.apache.polaris:polaris-core package, versions [,1.4.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published6 May 2026
- disclosed4 May 2026
- creditUnknown
Introduced: 4 May 2026
CVE-2026-42810 (opens in a new tab)How to fix?
Upgrade org.apache.polaris:polaris-core to version 1.4.1 or higher.
Overview
org.apache.polaris:polaris-core is an a catalog for data lakes. It provides new levels of choice, flexibility and control over data, with full enterprise security and Apache Iceberg interoperability across a multitude of engines and infrastructure
Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output through the handling of namespace and table names containing wildcard characters in the process of generating temporary S3 access policies. An attacker can gain unauthorized access to metadata and data of other tables, including reading, listing, creating, and deleting objects in S3 storage, by crafting namespace or table names with wildcard characters that are interpreted as wildcards in S3 IAM policies.