CVE-2026-46718

Medium

Description

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache Calcite. This issue affects Apache Calcite: from 1.5.0 before 1.42. Users are recommended to upgrade to version 1.42, which fixes the issue.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Apache Calcite

PublishedJun 2, 2026

First seenJun 2, 2026

Weakness typeCWE-470CWE-470

How to fix

Update

apache calcite1.42.0 or later
org.apache.calcite:calcite-core1.42.0 or later

Vendor advisories

lists.apache.org/thread/9s37svo343w5ck1ovh478lkzcqk4949v

Affected products

Product	Affected versions	Fixed in
apache calcite	1.5.0 ≤ v < 1.42.0	1.42.0
org.apache.calcite:calcite-coreMaven	1.5.0 ≤ v < 1.42.0	1.42.0

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