CVE-2026-16650

The Charitable WordPress plugin before 1.8.12 does not verify the authenticity of incoming Square payment webhook events in a default configuration, allowing unauthenticated attackers to forge webhook notifications that mark donations as paid without any real payment.

CVSS 3.1

5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-25)

CWE

CWE-345

Published

2026-08-21

Modified

2026-10-16

Record from

the NVD, synced 2026-10-19

References

• https://wpscan.com/vulnerability/da611bd1-0702-4cdd-b04c-ad7210f78cfe/

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