CVE-2025-1646Network attack vector

Unauthenticated arbitrary file write via ASPX handler

Published Feb 25, 2025 · Updated Feb 25, 2025

Unrestricted file upload in Lumsoft ERP 8 allows remote attackers to write arbitrary files through an ASPX handler request. The /Api/TinyMce/UploadAjaxAPI.ashx handler accepts attacker-controlled file content without enforcing access or dangerous-file restrictions. No authentication or user interaction is required; uploaded content can alter hosted data and expose the service to further compromise.

CVSS severity6.9
Medium
EPSS probability0.46%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in Lumsoft ERP 8 allows remote attackers to write arbitrary files through an ASPX handler request. The /Api/TinyMce/UploadAjaxAPI.ashx handler accepts attacker-controlled file content without enforcing access or dangerous-file restrictions. No authentication or user interaction is required; uploaded content can alter hosted data and expose the service to further compromise.

The record

CVE
CVE-2025-1646
Published
Feb 25, 2025
Updated
Feb 25, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-434, CWE-284, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 25, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 25, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

7.5VulDBAV:N/AC:L/Au:N/C:P/I:P/A:P
7.3VulDBCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
6.9VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
CWE-284Improper Access Control
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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