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Health Check & Troubleshooting <= 1.2.3 — Missing Authorization Checks

5278e8d4-d23e-47ce-b920-dfb7ec56387cPublished · Updated

Action summary

Affected: ≤1.2.3Update to 1.2.4 or newer

All remediation steps
Watch plugin
Severity
High8.8
CVSS
8.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:U Scope
Unchanged
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-862 Missing Authorization
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

Health Check & Troubleshooting health-check

  1. Affected≤ 1.2.3
  2. Patched in1.2.4

Update to 1.2.4 or newer.

You are affected if you run ≤ 1.2.3. Version 1.2.4 and later are not affected by this issue.

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

What to do

  1. Update to version 1.2.4, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Health Check & Troubleshooting to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Julien Legras.

The Health Check & Troubleshooting plugin for WordPress is vulnerable to unauthorized execution of AJAX actions by subscriber level users and above in versions up to, and including 1.2.3. This is due to missing capability checks on the various functions hooked via AJAX actions in the plugin and can lead to attackers performing a variety of unauthorized actions.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Health Check & Troubleshooting

All 5
More vulnerabilities in Health Check & Troubleshooting
SeverityVulnerabilityCVEPublished
Low2.7Authenticated (Admin+) Path Traversal
≤1.7.1No patch available
CVE-2025-64253
Medium6.3Cross-Site Request Forgery via health_check_troubleshoot_get_captures
≤1.5.1Update to 1.6.0
CVE-2022-47161
Medium4.3Path Traversal
≤1.2.3Update to 1.2.4
—
High8.0Cross-Site Request Forgery
≤1.2.3Update to 1.2.4
—

Same weakness (Missing Authorization)

All Missing Authorization
Other Missing Authorization vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity high, CVSS 8.8

  2. Record last updated

Sources & licenses

Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
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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