🔐 CVE Alert

CVE-2026-39587

HIGH 8.1

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

CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th

Unauthenticated Privilege Escalation in WP BASE Booking <= 5.9.0 versions.

CWE CWE-266
Vendor hakan ozevin
Product wp base booking
Published Jun 15, 2026
Stay Ahead of the Next One

Get instant alerts for hakan ozevin wp base booking

Be the first to know when new high vulnerabilities affecting hakan ozevin wp base booking are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Hakan Ozevin / WP BASE Booking
n/a ≤ 5.9.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗
patchstack.com: https://patchstack.com/database/wordpress/plugin/wp-base-booking-of-appointments-services-and-events/vulnerability/wordpress-wp-base-booking-plugin-5-9-0-privilege-escalation-vulnerability?_s_id=cve

Credits

Jarno Vos (jrn5151) | Patchstack Bug Bounty Program