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Critical · 9.1 Scanner template Public exploit CVE-2026-41042 EUVD-2026-42221GHSA-2q68-xwfj-2rpc

Apache Gravitino: Unauthenticated callers can supply a malicious H2 JDBC URL through the testConnection API, which executes arbitrary Java code on the server via H2's INIT parameter

Published Jul 8, 2026 · Updated Jul 8, 2026 · Assigned by apache

Vendor: Apache Software Foundation Product: Apache Gravitino

Description

Unauthenticated callers can supply a malicious H2 JDBC URL through the testConnection API, which executes arbitrary Java code on the server via H2's INIT parameter. Vulnerability in Apache Gravitino.

This issue affects Apache Gravitino: before 1.2.1.

Users are recommended to upgrade to version 1.2.1, which fixes the issue.

This issue only happens when using H2, and H2 is mainly used for testing and local development. Also, Gravitino is typically deployed in the internal environment, so the severity is low.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Gravitino < 1.2.1 1.2.1

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Automated scanner template

A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.

Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.

References