What is CVE-2026-97078?

CVE-2026-97078 is a medium-severity vulnerability in Boldgrid Client Invoicing By Sprout Invoices, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-09-30.

How severe is CVE-2026-97078?

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

Auth bypass in Boldgrid Client Invoicing By Sprout Invoices

CVE-2026-97078

Unauthenticated Insecure Direct Object References (IDOR) in Client Invoicing by Sprout Invoices <= 20.8.17 versions.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2026-09-30 · last modified 2026-09-30.

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

Boldgrid Client Invoicing By Sprout Invoices

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

patchstack.com/database/wordpress/plugin/sprout-invoices/vulnerability/wordpres… (vdb-entry)

Frequently asked questions

What is CVE-2026-97078?: CVE-2026-97078 is a medium-severity vulnerability in Boldgrid Client Invoicing By Sprout Invoices, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-09-30.
How severe is CVE-2026-97078?: Medium severity. CVSS v3 base score is 5.3 out of 10.