Vulnerabilities

CVE-2026-39587 | BDVDB-2026-340356 Detail

Hakan OzevinWP BASE Booking

Description#

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

Impact#

CAPEC-233 Privilege Escalation

Weaknesses#

CWE-266 Incorrect Privilege Assignment

References#

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

Exploit#

No public exploit known

History#

Version 12026-06-15Record published in the CVE List.
Version 22026-06-16Most recent update recorded in the CVE List.

Published

Published: 2026-06-15
Last modified: 2026-06-16

Vendor information

Vendor: Hakan Ozevin
Product: WP BASE Booking

All Hakan Ozevin vulnerabilities

Score

8.1 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 21.0.

KEV

No

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 5.9.0
Fixed
Not stated
Vulnerable
Not stated
Fixed
6.0.0

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.1 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).