CVE-2023-6558Network attack vector

Authenticated arbitrary file upload via type validation failure

Published Jan 11, 2024 · Updated Apr 8, 2026

Arbitrary file upload in WebToffee Export and Import Users and Customers 2.4.8 and earlier allows remote authenticated users to write files. The upload_import_file function accepts an import upload without adequately validating its file type, allowing a dangerous file to reach the WordPress server. Shop Manager-level capabilities or above are required; code execution follows only when the uploaded file is server-executable.

CVSS severity7.2
High
EPSS probability1.37%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Arbitrary file upload in WebToffee Export and Import Users and Customers 2.4.8 and earlier allows remote authenticated users to write files. The upload_import_file function accepts an import upload without adequately validating its file type, allowing a dangerous file to reach the WordPress server. Shop Manager-level capabilities or above are required; code execution follows only when the uploaded file is server-executable.

The record

CVE
CVE-2023-6558
Published
Jan 11, 2024
Updated
Apr 8, 2026
Vendor
WebToffee
Product
Export and Import Users and Customers
Classifications
CWE-434, T1105
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 11, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=2.4.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

WebToffee · Export and Import Users and Customersversion=0 <=2.4.8

Published CVSS scores

7.2WordfenceCVSS:3.1/AV:N/AC:L/PR:H/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.

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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
T1105Ingress Tool Transfer

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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