CVE-2026-87838 — MEDIUM (6.5)

Vulnerability 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.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

LOW

Related Weaknesses (CWE)

CWE-862

References

https://wpscan.com/vulnerability/96f247d7-3007-4728-9cd7-0ea52c96edb3/

FAQ

What is CVE-2026-87838?

CVE-2026-87838 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 overw...

How severe is CVE-2026-87838?

CVE-2026-87838 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-87838?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.