CVE-2026-82078 — PaperCut MF/NG: Unsafe Dynamic Class Loading in Database Connector
An unsafe dynamic class loading vulnerability exists in the database connection utilities of PaperCut MF and PaperCut NG. The application instantiates database driver classes ba…
Published: 2026-08-28 · CVSS: 9.4 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7