CVE-2023-6979Network attack vector

Authenticated file upload via unchecked CSV import

Published Jan 11, 2024 · Updated Apr 8, 2026

Unrestricted file upload in Customer Reviews for WooCommerce 5.38.9 and earlier allows remote authenticated users to write files. The ivole_import_upload_csv AJAX action accepts an import file without validating its type before placing it on the WordPress server. Author-level access or higher is required, and a dangerous uploaded file can enable code execution under the web server's privileges.

CVSS severity8.8
High
EPSS probability1.14%
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 Customer Reviews for WooCommerce 5.38.9 and earlier allows remote authenticated users to write files. The ivole_import_upload_csv AJAX action accepts an import file without validating its type before placing it on the WordPress server. Author-level access or higher is required, and a dangerous uploaded file can enable code execution under the web server's privileges.

The record

CVE
CVE-2023-6979
Published
Jan 11, 2024
Updated
Apr 8, 2026
Vendor
CusRev
Product
Customer Reviews for WooCommerce
Classifications
CWE-434, T1190
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 <=5.38.9

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

CusRev · Customer Reviews for WooCommerceversion=0 <=5.38.9

Published CVSS scores

8.8WordfenceCVSS: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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