CVE-2018-20433: Debian Linux

Critical severity, CVSS 9.8. EPSS: 4.6% chance of exploitation in the next 30 days.

c3p0 0.9.5.2 allows XXE in extractXmlConfigFromInputStream in com/mchange/v2/c3p0/cfg/C3P0ConfigXmlUtils.java during initialization.

Affected products

• Debian Debian Linux: version 8.0 only
• Mchange c3p0: version 0.9.5.2 only

Published 2018-12-24. Last modified 2026-06-17.