CVE-2026-9576 — MEDIUM (4.9)

Vulnerability Description

The Fluent Booking WordPress plugin before 2.1.2 does not verify ownership of the requested group_id before exporting attendee data via the export endpoint, allowing users with at least the Calendar Manager role to retrieve attendees' PII (name, email, phone, address, payment information) from calendar groups they do not own.

CVSS Score

4.9

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

References

https://wpscan.com/vulnerability/f28759e0-f15e-4014-b0d1-8b58bf412b49/

FAQ

What is CVE-2026-9576?

CVE-2026-9576 is a vulnerability with a CVSS score of 4.9 (MEDIUM). The Fluent Booking WordPress plugin before 2.1.2 does not verify ownership of the requested group_id before exporting attendee data via the export endpoint, allowing users with at least the Calendar ...

How severe is CVE-2026-9576?

CVE-2026-9576 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-9576?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.