What is CVE-2025-39485?

CVE-2025-39485 is a critical-severity vulnerability in Themegoods Grand Tour, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2025-05-23.

How severe is CVE-2025-39485?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Deserialization in Themegoods Grand Tour

CVE-2025-39485

Deserialization of Untrusted Data vulnerability in ThemeGoods Grand Tour grandtour allows Object Injection.This issue affects Grand Tour: from n/a through <= 5.6.

Vulnerability class: Insecure Deserialization

Published 2025-05-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (46.1th percentile), scored 2026-09-28.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Themegoods Grand Tour — versions 0
Themegoods Grand Tour

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/Wordpress/Theme/grandtour/vulnerability/wordpress-grand… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2025-39485?: CVE-2025-39485 is a critical-severity vulnerability in Themegoods Grand Tour, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2025-05-23.
How severe is CVE-2025-39485?: Critical severity. CVSS v3 base score is 9.8 out of 10.