CVE-2026-103304

eaSYNC < 1.3.31 - Unauthenticated Cancellation Request Creation and Email Template Update

The eaSYNC Booking WordPress plugin before 1.3.31 does not perform authorization or nonce checks on several of its cancellation-related AJAX actions, allowing unauthenticated users to create booking cancellation requests, trigger booking notification emails, and overwrite the content of the emails the site sends.

Affected

eaSYNC Booking

CVSS v3.1 CNA

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

EPSS

0.22% chance of exploitation in the next 30 days, 12th percentile

Published

2026-10-15

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/99069eac-aa52-41da-9d63-3fb9e2a05f4a/

References

• CVE Record
• NVD entry