EUVD Vulnerability Catalog

EUVD-2026-67714

Severity: CRITICAL Base Score: 9.4 CVSS Version: 4.0

Vulnerability Description

An unsafe dynamic class loading vulnerability exists in the database connection utilities of PaperCut MF and PaperCut NG. The application instantiates database driver classes based on configurable driver names without validating against an allowlist of approved drivers. If an attacker can manipulate system configuration parameters, this enables the execution of arbitrary Java bytecode residing on the application classpath under the security context of the PaperCut server process.

CVSS Vector Analysis

Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

▪ Attack Vector (AV): Network

▪ Attack Complexity (AC): Low

▪ Attack Requirements (AT): None

▪ Privileges Required (PR): High

▪ User Interaction (UI): None

▪ Vulnerability Confidentiality Impact (VC): High

▪ Vulnerability Integrity Impact (VI): High

▪ Vulnerability Availability Impact (VA): High

▪ Subsequent Confidentiality Impact (SC): High

▪ Subsequent Integrity Impact (SI): High

▪ Subsequent Availability Impact (SA): High

Affected Vendors & Systems

Vendor PaperCut

References & Advisory Links

Metadata Profile

Database Authority

European Union Agency for Cybersecurity (ENISA) EUVD

Assigner

PaperCut

EPSS Probability

Known Aliases

GHSA-mjg5-wj9r-9mfx CVE-2026-82078

Published On

2026-08-28

Last Updated

2026-08-28