Reported vulnerability
WooCommerce Affiliate Plugin - Coupon Affiliates < 4.16.4.5 - Stored Cross-Site Scripting
Published 2 Mar 2022
Updated 22 Jan 2024
CVE-2022-0818
Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.
Does this affect my version?
Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.
Wordfence advisory
high · CVSS 7.2The WooCommerce Affiliate Plugin WordPress plugin before 4.16.4.5 does not have authorization and CSRF checks on a specific action handler, as well as does not sanitize its settings, which enables an unauthenticated attacker to inject malicious XSS payloads into the settings page of the plugin.
Severity vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Coupon Affiliates – Affiliate Plugin for WooCommerce
- Software
- plugin · woo-coupon-usage
- Affected versions
- Start version unspecified, before 4.16.4.5
- Fix availability
- Fix available
- Fixed versions
- 4.16.4.5
Recommended action
Update to version 4.16.4.5, or a newer patched version
Further references (1)
Data sources and licences
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Read licence termsCopyright 1999-2026 The MITRE Corporation
CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
Read licence termsSource: Wordfence
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Get help with this issueQuestions about this vulnerability
Which versions of Coupon Affiliates – Affiliate Plugin for WooCommerce are affected?
Wordfence lists these affected versions: Start version unspecified, before 4.16.4.5. Use the version checker above to compare your installed release with this report.
Is a fix available for Coupon Affiliates – Affiliate Plugin for WooCommerce?
Wordfence reports a fix for this issue in Coupon Affiliates – Affiliate Plugin for WooCommerce. It lists these fixed versions: 4.16.4.5. Back up your website and test the recommended update before applying it to your live site.
Where can I find my installed plugin version?
In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.
Does an affected version mean my website has been hacked?
An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.
Other reports for the same product
These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.
- Coupon Affiliates – Affiliate Plugin for WooCommerce <= 7.8.1 - Authenticated (Subscriber+) Information ExposureUpdated 18 Jun 2026
- Freemius <= 2.10.1 - Reflected DOM-Based Cross-Site Scripting via url ParameterUpdated 27 Aug 2026
- Coupon Affiliates – Affiliate Plugin for WooCommerce <= 7.5.3 - Unauthenticated Stored Cross-Site ScriptingUpdated 30 Apr 2026
- Coupon Affiliates <= 6.8.0 - Missing AuthorizationUpdated 26 Sept 2025
- Coupon Affiliates <= 6.4.1 - Missing Authorization to Unauthenticated Settings UpdateUpdated 11 Aug 2025