VULNERABILITY INTELLIGENCE

CVE-2026-82078

CVSS score9.1 CRITICAL
EPSS probability63.05%
CISA KEVKnown exploited vulnerability
Published2026-08-28
Last modified2026-09-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Known Exploited Vulnerability

PaperCut NG/MF Unsafe Reflection Vulnerability

Vendor / product: PaperCut / NG/MF

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.

Weakness classification

  • eb41dac7-0af8-4f84-9f6d-0272772514f4: CWE-470

Primary references