What is CVE-2026-39668?

CVE-2026-39668 is a medium-severity vulnerability in G5theme Book Previewer For Woocommerce, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-04-08.

How severe is CVE-2026-39668?

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

Auth bypass in G5theme Book Previewer For Woocommerce

CVE-2026-39668

Missing Authorization vulnerability in g5theme Book Previewer for Woocommerce book-previewer-for-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Book Previewer for Woocommerce: from n/…

Vulnerability class: Broken Access Control

EPSS: 0.000 (12.5th percentile) — read the EPSS interpretation.

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.

Affected products

G5theme Book Previewer For Woocommerce — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

patchstack.com/database/Wordpress/Plugin/book-previewer-for-woocommerce/vulnera… (vdb-entry)

Frequently asked questions

What is CVE-2026-39668?: CVE-2026-39668 is a medium-severity vulnerability in G5theme Book Previewer For Woocommerce, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-04-08.
How severe is CVE-2026-39668?: Medium severity. CVSS v3 base score is 5.3 out of 10.