Path Traversal in Ovatheme Bookpro

CVE-2026-27400

Unauthenticated Arbitrary File Deletion in BookPro <= 1.1.0 versions.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (42.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-27400: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-27400?
CVE-2026-27400 is a high-severity vulnerability in Ovatheme Bookpro, classified under Path Traversal. CVSS score: 8.6/10. Published 2026-06-17.
How severe is CVE-2026-27400?
High severity. CVSS v3 base score is 8.6 out of 10.