CVE-2023-26762Network attack vector

Authenticated arbitrary file upload via undisclosed endpoint

Published Feb 27, 2023 · Updated Mar 11, 2025

Unrestricted file upload in Sme.UP ERP TOKYO V6R1M220406 allows remote authenticated users to upload arbitrary files over the network. Neither Sme.UP nor the public advisory record identifies the upload endpoint, validation failure, storage path, or whether uploaded content executes. Low-privileged access is required, and the published impact assessment covers loss of confidentiality, integrity, and availability without disclosing the resulting operation.

CVSS severity8.8
High
EPSS probability0.97%
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 Sme.UP ERP TOKYO V6R1M220406 allows remote authenticated users to upload arbitrary files over the network. Neither Sme.UP nor the public advisory record identifies the upload endpoint, validation failure, storage path, or whether uploaded content executes. Low-privileged access is required, and the published impact assessment covers loss of confidentiality, integrity, and availability without disclosing the resulting operation.

The record

CVE
CVE-2023-26762
Published
Feb 27, 2023
Updated
Mar 11, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-434, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 27, 2023CVE publishedPublication date reported by the CVE source.
  2. Mar 11, 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 privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

8.8NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
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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