Auth bypass in 20120630 Novel-Plus

CVE-2025-4015

A vulnerability was found in 20120630 Novel-Plus up to 0e156c04b4b7ce0563bef6c97af4476fcda8f160. It has been rated as critical. Affected by this issue is the function list of the file novel-system/src/main/java/com/java2nb/system/controller/SessionController.java. The manipulation leads to missing authentication. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Broken Authentication

EPSS: 0.007 (50.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (Third Party Advisory, exploit)

Frequently asked questions

What is CVE-2025-4015?
CVE-2025-4015 is a medium-severity vulnerability in 20120630 Novel-Plus, classified under Improper Authentication. CVSS score: 5.3/10. Published 2025-04-28.
How severe is CVE-2025-4015?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-4015 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.