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WP Affiliate Platform <= 6.3.8 — Reflected Cross-Site Scripting

b6f7c956-16ce-4739-845b-15f426968808Published · Updated

Action summary

Affected: ≤6.3.8Update to 6.3.9 or newer

All remediation steps
Severity
Medium6.1
CVSS
6.1
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:R User interaction
Required
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

WP Affiliate Platform wp-affiliate-platform

  1. Affected≤ 6.3.8
  2. Patched in6.3.9

Update to 6.3.9 or newer.

You are affected if you run ≤ 6.3.8. Version 6.3.9 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under WP Affiliate Platform.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 6.3.9, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch WP Affiliate Platform to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Felipe Andrian Peixoto.

The WP Affiliate Platform plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'msg' parameter in the 'login.php' file due to insufficient input sanitization and output escaping. This affects versions up to and including 6.3.8. This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute in a victim's browser.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in WP Affiliate Platform

All 12
More vulnerabilities in WP Affiliate Platform
SeverityVulnerabilityCVEPublished
Medium5.4Cross-Site Request Forgery to Afilliate Deletion
≤6.5.1Update to 6.5.2
CVE-2024-5285
Medium6.1Reflected Cross-Site Scripting via Lead Editing
<6.5.1Update to 6.5.1
CVE-2024-5283
Medium6.1Reflected Cross-Site Scripting via Registration Form
<6.5.1Update to 6.5.1
CVE-2024-5282
Medium6.1Cross-Site Request Forgery to Stored Cross-Site Scripting
<6.5.1Update to 6.5.1
CVE-2024-5284
Medium6.1Reflected Cross-Site Scripting via Banner Editing
<6.5.1Update to 6.5.1
CVE-2024-5286

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-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 medium, CVSS 6.1

  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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