---
id: CVE-2026-87797
title: >-
  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 …
summary: >-
  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 …
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'
cwe:
  - CWE-862
product: Sprout Invoices
affected:
  - sprout_invoices < 20.8.16
published: '2026-09-12'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T21:10:17.423'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-87797'
references:
  - url: 'https://wpscan.com/vulnerability/ded55e47-568d-4702-b043-4707e4182a09/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
epss: 0.00254
epssPercentile: 0.15075
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-12T15:17:05.771969Z'
ingestedAt: '2026-09-14T15:23:07.479Z'
---

## Overview

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

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.