CVE-2026-4986

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.

CVSS v3.1

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

EPSS

0.20% chance of exploitation in the next 30 days, 10th percentile

Published

2026-06-09

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/1d99eed6-9a16-4d5a-90f9-ab604dfd5b92/

References

• CVE Record
• NVD entry

Related

• CVE-2026-49858
• CVE-2026-49864
• CVE-2026-49857
• CVE-2026-49866
• CVE-2026-49856
• CVE-2026-4987