CVE-2026-39587

WordPress WP BASE Booking plugin <= 5.9.0 - Privilege Escalation vulnerability

Published Jun 15, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Privilege Escalation in WP BASE Booking <= 5.9.0 versions.

Remediation

Vendor Solution

Update the WordPress WP BASE Booking Plugin to the latest available version (at least 6.0.0).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Hakan Ozevin
Hakan Ozevin wp Base Booking
Wordpress
Wordpress wordpress
Vendors & Products Hakan Ozevin
Hakan Ozevin wp Base Booking
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Privilege Escalation in WP BASE Booking <= 5.9.0 versions.
Title WordPress WP BASE Booking plugin <= 5.9.0 - Privilege Escalation vulnerability
Weaknesses CWE-266
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Jun 16, 2026, 12:33 PM
Reserved
Apr 7, 2026, 10:48 AM
Status
Deferred
Published
Jun 15, 2026, 9:16 PM
Modified
Oct 25, 2026, 11:10 PM