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Description

The WPForms WordPress plugin before 1.10.0.5 does not verify the authenticity of incoming PayPal webhook events before processing them, allowing unauthenticated attackers to forge webhook payloads and manipulate the payment state of arbitrary transactions.

PUBLISHED Reserved 2026-03-27 | Published 2026-06-09 | Updated 2026-06-09 | Assigner WPScan

Problem types

CWE-862 Missing Authorization

Product status

Default status
unaffected

1.10.0.1 (semver) before 1.10.0.5
affected

Credits

Sudhanshu Chauhan [RedHunt Labs] finder

WPScan coordinator

References

wpscan.com/...rability/1d99eed6-9a16-4d5a-90f9-ab604dfd5b92/ exploit vdb-entry technical-description

cve.org (CVE-2026-4986)

nvd.nist.gov (CVE-2026-4986)

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