Authorization Bypass Vulnerability in BoldGrid Client Invoicing by Sprout Invoices
CVE-2026-39562

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Client Invoicing By Sprout Invoices
Vendor
CVE Published:
8 April 2026

What is CVE-2026-39562?

A missing authorization vulnerability exists in the BoldGrid Client Invoicing plugin by Sprout Invoices, allowing attackers to exploit incorrectly configured access control security levels. This affects versions up to 20.8.10, potentially compromising user data and system integrity. It is crucial for users to review their security settings and apply necessary updates to mitigate risks associated with unauthorized access.

Affected Version(s)

Client Invoicing by Sprout Invoices 0 <= 20.8.10

References

https://patchstack.com/database/Wordpress/Plugin/sprout-i...
vdb-entry

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Bao - BlueRock | Patchstack Bug Bounty Program
.