Vulnerability · Published Nov 2, 2026 · Assigned by WPScan
CVE-2026-103310PayHere Payment Gateway 2.4.0 - 2.4.5 - Unauthenticated Payment Bypass via Unverified Payment Notification
Medium 5.3
In plain English
A medium-severity insufficient verification of data authenticity in PayHere Payment Gateway from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 2% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.1%top 98.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The PayHere Payment Gateway WordPress plugin from 2.4.0 through 2.4.5 does not verify the authenticity of payment notifications when the merchant secret is unset, which is the default state, allowing unauthenticated attackers to forge a payment confirmation and mark any order as paid without payment.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | PayHere Payment Gateway | 2.4.0 – through 2.4.5 |
Weakness: CWE-345 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- https://wpscan.com/vulnerability/f3b66147-5910-4901-b595-12a5b1db5f8b/ exploit, vdb-entry, technical-description