h2 library Resource Consumption DoS

The vulnerability of the h2 library in the Rust programming language is related to an uncontrolled resource consumption. Exploiting this vulnerability could allow a malicious actor to cause service failures...

CVE-2026-59827

CVE-2026-59827 — Unsafe Deserialization of H2 Query Results in Metabase GHSA-w95f-x9v9-wv36 | CVSS 9.9 Critical | CWE-502: Deserialization of Untrusted Data Overview CVE-2026-59827 is a critical remote code execution vulnerability in Metabase, the popular open-source business intelligence and dat...

ROOT-APP-MAVEN-CVE-2026-54428 CVE-2026-54428 in org.apache.httpcomponents.core5:httpcore5-h2 - Patched by Root

Root has patched CVE-2026-54428 in the org.apache.httpcomponents.core5:httpcore5-h2 package for Root:Maven. Multiple fixed versions available...

Another-Metabase-RCE-CVE-2023-38646

Extension of the Pre-Auth RCE in Metabase CVE-2023-38646 explained here This helped me to avoid errors related to "database already in use" with H2 and postgre as engines "token": "TOKEN", "details": "isondemand": false, "isfullsync": false, "issample": false, "cachettl": null, "refingerprint":...

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-2025-70829

CVE-2025-70829: Information Exposure in Datart 中文文档 1. Vulnerability Overview CVE ID : CVE-2025-70829 Product : Datart Version : v1.0.0-rc.3 Vulnerability Type : Information Exposure An information exposure vulnerability in Datart v1.0.0-rc.3 allows authenticated attackers to access sensitive dat...

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-2023-34468-POC

CVE-2023-34468 — Apache NiFi 1.21.0 RCE PoC Remote Code Execution via H2 Database RUNSCRIPT in Apache NiFi = 1.21.0 Vulnerability Apache NiFi ships with an H2 database JAR bundled by default. The DBCPConnectionPool controller service can be configured to use this H2 driver. H2 supports a RUNSCRIP...

metabase-cve-2023-38646

cd /metabase-poc cat README.md 'EOF' CVE-2023-38646 — Metabase Pre-Auth Remote Code Execution Summary CVSS 9.8. Metabase versions before 0.46.6.1 / 1.46.6.1 and equivalent earlier branches expose a pre-authentication RCE via the /api/setup/validate endpoint, which is meant to validate database...

jdbc-sqlxml-xxe

jdbc-sqlxml-xxe h2-jdbc CVE-2021-23463 https://github.com/h2database/h2database/issues/3195 SQLXML XXE vulnerability reproduction. mysql-jdbc CVE-2021-2471 SQLXML XXE vulnerability reproduction...

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...

Apache Gravitino < 1.2.1 - Unauthenticated Remote Code Execution

Apache Gravitino 1.2.1 contains a remote code execution caused by unsanitized H2 JDBC URL via testConnection API using H2's INIT parameter, letting unauthenticated attackers execute arbitrary Java code remotely, exploit requires H2 usage. id: CVE-2026-41042 info: name: Apache Gravitino 1.2.1 -...

Juggle <= 1.6.0 - Unauthenticated Exposed H2 Database Console

Juggle ships the H2 database web console enabled and reachable from non-localhost by default. No application-level authentication covers the /h2-console path, and the shipped default datasource credentials sa/juggle are known. An unauthenticated remote attacker can reach the console and, using th...

Stirling PDF <= 2.13.1 - H2 Database Import Remote Code Execution

Stirling-PDF 2.13.2 contains a command injection caused by insufficient SQL whitelist validation in DatabaseService.validateSqlContent, letting authenticated administrators execute arbitrary OS commands via crafted SQL files, exploit requires admin authentication and default H2 database with...

smugglex

Rust-powered HTTP Request Smuggling Scanner. Overview Smugglex is a security testing tool that detects HTTP Request Smuggling vulnerabilities in web applications. It tests for CL.TE, TE.CL, TE.TE, H2C, and H2 smuggling attacks, offers opt-in parser-discrepancy, CL.0, and 0.CL audits, and — on HTT...

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...

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...

H2-database-CVE-2022-23221

H2 Database RCE CVE-2022-23221 1. Summary Reference: https://nvd.nist.gov/vuln/detail/cve-2022-23221 H2 is a relational database management system that provides the ability to directly compile and execute Java code within its SQL engine. The H2 driver parses the JDBC URL to establish a connection...

CVE-2025-56819

CVE-2025-56819 An issue in Datart v.1.0.0-rc.3 allows a remote attacker to execute arbitrary code via the INIT connection parameter. POST /api/v1/data-provider/test HTTP/1.1 Host: test.com:8080 Content-Type: application/json Content-Length: 520 "name": "jdbc-data-provider", "type": "JDBC",...

CVE-2019-12384

CVE-2019-12384 Jackson RCE And SSRF 0x01 python -m SimpleHTTPServer python -m SimpleHTTPServer Serving HTTP on 0.0.0.0 port 8000 ... 127.0.0.1 - - 24/Jul/2019 03:06:32 "GET /inject.sql HTTP/1.1" 200 - inject.sql CREATE ALIAS SHELLEXEC AS $$ String shellexecString cmd throws java.io.IOException...