CVE-2023-34468-PoC

CVE-2023-34468 PoC for Apache NiFi Educational proof-of-concept PoC for CVE-2023-34468 affecting Apache NiFi versions prior to 1.22.0. This repository demonstrates how abuse of H2 JDBC URL configuration can lead to authenticated remote code execution RCE in vulnerable Apache NiFi installations...

CVE-2026-59827

CVE-2026-59827: Metabase Unsafe Deserialization in H2 Native Queries Severity: Critical CVSS 9.9 CVE: CVE-2026-59827 Advisory: GHSA-w95f-x9v9-wv36 Reporter: Matheus Gutierre @Gutierre0x80 Published: June 30, 2026 Vulnerability Summary An authenticated user with access to native SQL queries on an ...

CVE-2023-34468

CVE-2023-34468 — Apache NiFi ExecuteSQL H2 RUNSCRIPT RCE PoC Short Python PoC for abusing an editable Apache NiFi ExecuteSQL processor with an H2 RUNSCRIPT payload to trigger remote command execution through a Bash reverse shell. For authorized testing and research only. Do not use against system...

Metabase-H2-CVE-2023-38646-

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CVE-2021-42392-exploit-lab

⚠️ H2 Database RCE Exploit PoC CVE-2021-42392 This repository provides a minimal and controlled environment to test the H2 Database Remote Code Execution vulnerability CVE-2021-42392 using the CREATE ALIAS feature. Unlike many demonstrations, this exploit targets the H2 TCP service directly...

poc-h2-CVE-2026-71554

CVE-2026-71554 - h2 Duplicate Host Header Request Smuggling Primitive This is my first CVE, and I have released this PoC to document the finding and help others understand and reproduce it. CVE: CVE-2026-71554 GHSA: GHSA-6hr6-w5qg-qmwg Affected: h2 = 4.4.0 Fixed: h2 4.4.1 Severity: Medium CWE-444...

WSO2-2021-1259

WSO2-2021-1259: H2 RCE via Malicious JDBC Connection String in WSO2 ESB Due to the improper input validation, a remote code execution attack could be carried out using malicious H2 JDBC Connection Strings. Vendor Disclosure: The vendor's disclosure and fix for this vulnerability can be found here...

cve-2026-59827-metabase-cyber-range

CVE-2026-59827 — Metabase / H2 Unsafe Deserialization Cyber Range Educational laboratory modeling CVE-2026-59827 GHSA-w95f-x9v9-wv36: unsafe deserialization of H2 query result columns of type OTHER in Metabase. TRAINING ONLY — DO NOT EXPOSE TO THE INTERNET Quick start root@kitploit: git clone...

Exploit for Deserialization of Untrusted Data in Metabase

CVE-2026-59827 — Metabase / H2 Unsafe Deserialization Cyber Ra...

CVE-2021-42392-Detect

CVE-2021-42392-Detect About The script detects vulnerable H2 server for the give list of IPs, it can identify the H2 Console web pages and check for access restrictions. Usage Create a file containing list of IPs and name the file IP.txt, place the 'IP.txt' and 'h2-detect.py' in a directory and...

CVE-2023-34468

CVE-2023-34468 Exploit Overview This repository provides a Python-based exploit tool for CVE-2023-34468 , a critical remote code execution vulnerability CVSS 9.8 in Apache NiFi versions 0.0.2 through 1.21.0. It allows authenticated users to execute arbitrary code by manipulating H2 database...

MGASA-2026-0409 Updated python-h2 packages fix a security vulnerability

Duplicate Host header facilitate request smuggling. CVE-2026-71554...

Updated python-h2 packages fix a security vulnerability

Duplicate Host header facilitate request smuggling. CVE-2026-71554...

Astra Linux – Vulnerability in h2database

The org.h2.util.JdbcUtils.getConnection method of the H2 database takes the class name of the driver and the URL of the database as parameters. An attacker may pass in a JNDI driver name and a URL that points to an LDAP or RMI server, allowing for remote code execution. This vulnerability can be...

Security update for python-h2

This update for python-h2 fixes the following issue: CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE-SU-2026:3972-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

Security update for python-h2

This update for python-h2 fixes the following issue: CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE-SU-2026:3970-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

Metabase 0.61.0 - Authenticated Remote Code Execution

Exploit Title: Metabase 0.61.0 - Authenticated Remote Code Execution Date: 2026-08-12 Exploit Author: Gutierre0x80 Vendor Homepage: https://www.metabase.com/ Software Link: https://github.com/metabase/metabase Version: = 0.58.0 = 0.59.0 = 0.60.0 = 0.61.0 Example: python3 exploit.py...

Metabase 0.61.0 Remote Code Execution

Metabase instances with an H2 database connection, including the default sample database, deserialize arbitrary Java objects returned by native H2 queries in result columns of type OTHER without validation. An authenticated user with permission to execute native queries against an accessible H2...