CVE-2026-87838
Medium
Description
The Wava Payment Plugin WordPress plugin before 0.3.10 does not perform any authorisation, nonce or origin verification on one of its public REST endpoints, allowing unauthenticated attackers to overwrite the stored credential that identifies the merchant account the store's payments are created against, to force the integration into a verified state the site owner never completed, and to remove the payment method from the store's checkout.
SeverityMedium
CVSS6.5
Exploit probability—
ProductWava Payment Plugin
PublishedOct 21, 2026
First seenOct 21, 2026
Weakness typeCWE-862Missing authorization
How to fix
Update
- Wava Payment Plugin0.3.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Wava Payment Plugin | 0.3.1 ≤ v < 0.3.10 | 0.3.10 |
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