Code Execution Vulnerability in Apache Gravitino Affecting H2 JDBC URLs
CVE-2026-41042

9.1CRITICAL

Key Information:

Vendor

Apache
Status
Apache Gravitino
Vendor
CVE Published:
8 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-41042?

A vulnerability in Apache Gravitino allows unauthenticated users to provide a malicious H2 JDBC URL via the testConnection API. This can lead to the execution of arbitrary Java code on the server due to improper handling of the INIT parameter in H2. This issue predominantly affects environments where H2 is used for testing or local development, emphasizing the importance of upgrading to version 1.2.1 to eliminate the risk.

Affected Version(s)

Apache Gravitino 0 < 1.2.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

cve-2026-41042
Created by Lulztigre

References

https://lists.apache.org/thread/vdh88wc6j5b38v65ncb111wbb...
vendor-advisory

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Junjie Li (Xidian University, https://github.com/jackieya)
.