CVE-2026-103517
Medium
Description
The Airwallex Online Payments Gateway WordPress plugin before 1.36.0 does not verify that an incoming payment notification genuinely comes from the payment provider when no webhook secret has been configured, allowing unauthenticated attackers to forge one and mark orders as paid without paying.
SeverityMedium
CVSS5.3
Exploit probability—
ProductAirwallex Online Payments Gateway
PublishedOct 8, 2026
First seenOct 8, 2026
Weakness typeCWE-345CWE-345
How to fix
Update
- Airwallex Online Payments Gateway1.36.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Airwallex Online Payments Gateway | v < 1.36.0 | 1.36.0 |
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