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Import and export users and customers <= 1.20.4 — Authenticated (Subscriber+) CSV Injection

CVE-2022-3558Published · Updated

Action summary

Affected: ≤1.20.4Update to 1.20.5 or newer

All remediation steps
Severity
High8.0
CVSS
8.0
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
What does this vector mean?
AV:N Attack vector
Network
AC:H Attack complexity
High
PR:L Privileges required
Low
UI:R User interaction
Required
S:C Scope
Changed
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-1236 Improper Neutralization of Formula Elements in a CSV File
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Import and export users and customers import-users-from-csv-with-meta

  1. Affected≤ 1.20.4
  2. Patched in1.20.5

Update to 1.20.5 or newer.

You are affected if you run ≤ 1.20.4. Version 1.20.5 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Import and export users and customers.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 1.20.5, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Import and export users and customers to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Adel Bouaricha.

The Import and export users and customers plugin for WordPress is vulnerable to CSV Injection in versions up to, and including, 1.20.4. This allows subscriber-level attackers to embed untrusted input into exported CSV files, which can result in code execution when these files are downloaded and opened on a local system with a vulnerable configuration.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Import and export users and customers

All 35
More vulnerabilities in Import and export users and customers
SeverityVulnerabilityCVEPublished
High8.8Authenticated (Custom+) Privilege Escalation via Non-Atomic Cron Settings Save
≤2.5.11Update to 2.5.12
CVE-2026-120554
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤2.5.9Update to 2.5.10
CVE-2026-54862
Medium6.4Authenticated (Custom+) Stored Cross-Site Scripting via User Meta Profile Fields
≤2.4.5Update to 2.4.6
CVE-2026-17001
Medium4.7Authenticated (Editor+) Privilege Escalation
≤2.5.5Update to 2.5.7
CVE-2026-104757
Medium6.3Authenticated (Subscriber+) Privilege Escalation
≤2.5.2Update to 2.5.4
CVE-2026-94178

Timeline

  1. CVE published

    Severity high, CVSS 8.0

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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