WordPress Booking Calendar and Notification plugin <= 4.0.3 - Broken Authentication vulnerability

published 2025-04-04 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-9744

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 26%
public exploits: 0; none known

Missing Authorization vulnerability in shiptrack Booking Calendar and Notification booking-calendar-and-notification allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Booking Calendar and Notification: from n/a through <= 4.0.3.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 19 mo ago (2025-04-04)

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% 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:N/UI:N/S:U/C:N/I:L/A:L

Affected products

shiptrack Booking Calendar and Notification

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/booking-calendar-and-notification/vulnerability/wordpress-booking-calendar-and-noti
vdb-entry

Sources

CVE List CVE-2025-31381
NVD CVE-2025-31381

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.

Summary