WordPress WP Simple Booking Calendar plugin <= 2.0.13 - Broken Access Control vulnerability

published 2025-09-09 13 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-27444

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits: 0; none known

Missing Authorization vulnerability in Roland Murg WP Simple Booking Calendar wp-simple-booking-calendar.This issue affects WP Simple Booking Calendar: from n/a through <= 2.0.13.

Patch / fix

fixed in 1

Roland Murg WP Simple Booking Calendar 2.0.14

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 13 mo ago (2025-09-09)

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

Roland Murg WP Simple Booking Calendar

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/wp-simple-booking-calendar/vulnerability/wordpress-wp-simple-booking-calendar-plugi
vdb-entry

Sources

CVE List CVE-2025-39541
NVD CVE-2025-39541

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary