c3p0: c3p0: Arbitrary Code Execution via deserialization of crafted objects

A flaw was found in c3p0, a Java Database Connectivity JDBC Connection pooling library. This vulnerability allows an attacker to achieve arbitrary code execution by providing maliciously crafted Java-serialized objects or javax.naming.Reference instances. By manipulating the userOverridesAsString...

c3p0: c3p0: Arbitrary Code Execution via deserialization of crafted objects

A flaw was found in c3p0, a Java Database Connectivity JDBC Connection pooling library. This vulnerability allows an attacker to achieve arbitrary code execution by providing maliciously crafted Java-serialized objects or javax.naming.Reference instances. By manipulating the userOverridesAsString...

Security Bulletin: IBM QRadar SIEM is vulnerable to using components with known vulnerabilities

Summary Multiple components with known vulnerabilities were addressed in IBM QRadar SIEM Vulnerability Details CVEID:CVE-2026-27830 DESCRIPTION: c3p0, a JDBC Connection pooling library, is vulnerable to attack via maliciously crafted Java-serialized objects and javax.naming.Reference instances...

openSUSE 15 Security Update : c3p0 and mchange-commons (SUSE-SU-2026:0855-1)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0855-1 advisory. c3p0: - Security issues fixed: - CVE-2026-27830: Fixed unsafe object deserialization bsc1258942 - Fix the null pointer exception in the...

📄 c3p0 Insecure Deserialization

A critical vulnerability in c3p0 prior to version 0.12.0 allows attackers to achieve remote code execution through insecure handling of the userOverridesAsString property in several ConnectionPoolDataSource implementations...

UBUNTU-CVE-2026-27830

c3p0, a JDBC Connection pooling library, is vulnerable to attack via maliciously crafted Java-serialized objects and javax.naming.Reference instances. Several c3p0 ConnectionPoolDataSource implementations have a property called userOverridesAsString which conceptually represents a Map. Prior to...

CVE-2026-27830: Deserialization of Untrusted Data

c3p0, a JDBC Connection pooling library, is vulnerable to attack via maliciously crafted Java-serialized objects and javax.naming.Reference instances. Several c3p0 ConnectionPoolDataSource implementations have a property called userOverridesAsString which conceptually represents a Map . Prior to...

c3p0 vulnerable to Remote Code Execution via unsafe deserialization of userOverridesAsString property

Impact c3p0 is vulnerable to attack via maliciously crafted Java-serialized objects and javax.naming.Reference instances. Several c3p0 ConnectionPoolDataSource implementations have a property called userOverridesAsString which conceptually represents a Map. Prior to v0.12.0, that property was...

GHSA-5476-XC4J-RQCV c3p0 vulnerable to Remote Code Execution via unsafe deserialization of userOverridesAsString property

Impact c3p0 is vulnerable to attack via maliciously crafted Java-serialized objects and javax.naming.Reference instances. Several c3p0 ConnectionPoolDataSource implementations have a property called userOverridesAsString which conceptually represents a Map. Prior to v0.12.0, that property was...

PT-2026-22063

Name of the Vulnerable Software and Affected Versions c3p0 versions prior to 0.12.0 Description A flaw in the JDBC connection pooling library allows a remote attacker to achieve arbitrary code execution on the application's CLASSPATH. The issue exists because several ConnectionPoolDataSource...