CVE-2026-87797

Client Invoicing by Sprout Invoices < 20.8.16 - Subscriber+ Private Note Overwrite via si_edit_private_note

Published Sep 12, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
The Sprout Invoices WordPress plugin before 20.8.16 does not perform a capability or ownership check before allowing a private note to be overwritten through one of its AJAX actions, allowing any authenticated user such as a subscriber to overwrite private notes on records belonging to other users.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions sprout Invoices
Vendors & Products Wordpress-extensions
Wordpress-extensions sprout Invoices
Type Values Removed Values Added
Weaknesses CWE-285
CWE-639
Type Values Removed Values Added
Weaknesses CWE-862
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-285
CWE-639
Type Values Removed Values Added
Description The Sprout Invoices WordPress plugin before 20.8.16 does not perform a capability or ownership check before allowing a private note to be overwritten through one of its AJAX actions, allowing any authenticated user such as a subscriber to overwrite private notes on records belonging to other users.
Title Client Invoicing by Sprout Invoices < 20.8.16 - Subscriber+ Private Note Overwrite via si_edit_private_note
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Sep 12, 2026, 3:30 PM
Reserved
Sep 9, 2026, 9:53 AM
Status
Deferred
Published
Sep 12, 2026, 6:16 AM
Modified
Sep 14, 2026, 9:10 PM