What is CVE-2026-105999?

CVE-2026-105999 is a medium-severity vulnerability in Booking Package, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-10-21.

How severe is CVE-2026-105999?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Booking Package

CVE-2026-105999

The Booking Package WordPress plugin before 1.7.31 does not perform authorization checks before returning calendar-account configuration in a response, allowing unauthenticated users to disclose sensitive settings including the administrator's notification email addresses.

Vulnerability class: Information Disclosure

Published 2026-10-21 · last modified 2026-10-21.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Booking Package

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

wpscan.com/vulnerability/0fb34ecd-4b07-4279-a086-09d828a61788/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-105999?: CVE-2026-105999 is a medium-severity vulnerability in Booking Package, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-10-21.
How severe is CVE-2026-105999?: Medium severity. CVSS v3 base score is 5.3 out of 10.