CVE-2026-93399 Bookly WordPress Plugin - Broken Access Control

Bookly WordPress plugin <= 28.2 contains an insecure direct object reference caused by improper session validation in AJAX handlers, letting unauthenticated attackers disclose order tokens, retrieve calendar data, and delete bookings.

CVSS base score 9.1 /10
Critical
CISA KEV
Exploited in the wild
Public exploit
Proof of concept available
Authentication
Not required
EPSS
0.37% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Information Disclosure, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Published
25 September 2026
Updated
15 October 2026
Weakness
CWE-639

Vendor fix

Update to the latest version of Bookly plugin.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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