What is CVE-2025-64227?

CVE-2025-64227 is a critical-severity vulnerability in Boldgrid Client Invoicing By Sprout Invoices, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2025-12-18.

How severe is CVE-2025-64227?

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

Deserialization in Boldgrid Client Invoicing By Sprout Invoices

CVE-2025-64227

Deserialization of Untrusted Data vulnerability in BoldGrid Client Invoicing by Sprout Invoices sprout-invoices allows Object Injection.This issue affects Client Invoicing by Sprout Invoices: from n/a through <= 20.8.7.

Vulnerability class: Insecure Deserialization

EPSS: 0.001 (27.5th percentile) — read the EPSS interpretation.

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.

Affected products

Boldgrid Client Invoicing By Sprout Invoices — versions 0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/Wordpress/Plugin/sprout-invoices/vulnerability/wordpres… (vdb-entry)

Frequently asked questions

What is CVE-2025-64227?: CVE-2025-64227 is a critical-severity vulnerability in Boldgrid Client Invoicing By Sprout Invoices, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2025-12-18.
How severe is CVE-2025-64227?: Critical severity. CVSS v3 base score is 9.8 out of 10.