AffiliateX – Amazon Affiliate Plugin: A security weakness
AffiliateX – Amazon Affiliate Plugin is affected by a security weakness. Exploitation requires at least subscriber-level access. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- AffiliateX – Amazon Affiliate Plugin
- Plugin slug
affiliatex-amazon-affiliate-plugin- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Jan 15, 2026
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Jan 15, 2026 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update AffiliateX – Amazon Affiliate Plugin to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The AffiliateX – Amazon Affiliate Plugin plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the save_customization_settings AJAX action in versions 1.0.0 to 1.3.9.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to store arbitrary JavaScript that executes whenever an AffiliateX block renders on the site.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N