Arbitrary file upload in Hzmanyun Education And Training System

CVE-2025-1555

A vulnerability classified as critical was found in hzmanyun Education and Training System 3.1.1. This vulnerability affects the function saveImage. The manipulation of the argument file leads to unrestricted upload. The attack can be initiated 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.

EPSS: 0.007 (49.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

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 (exploit, Broken Link)

Frequently asked questions

What is CVE-2025-1555?
CVE-2025-1555 is a high-severity vulnerability in Hzmanyun Education And Training System, classified under Improper Access Control. CVSS score: 7.3/10. Published 2025-02-21.
How severe is CVE-2025-1555?
High severity. CVSS v3 base score is 7.3 out of 10.