CVE-2026-87797 - Client Invoicing by Sprout Invoices < 20.8.16 - Subscriber+ Private Note Overwrite via si_edit_private_note

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MEDIUM

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

Published Sep 12, 2026

4.3

MEDIUM

CVSS 3.1

EPSS 0.25%

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.

Affected products

Vendor n/a Product Sprout Invoices Default
unaffected
- Version
  0
  Status
  affected
  Constraints
  <20.8.16

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

n/a

Sprout Invoices

unaffected

Version	Status	Constraints
0	affected	<20.8.16

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-862

Missing Authorization

References (2)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-76799
Advisory
https://wpscan.com/vulnerability/ded55e47-568d-4702-b043-4707e4182a09/
exploitvdb-entrytechnical-description

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-76799		Advisory
https://wpscan.com/vulnerability/ded55e47-568d-4702-b043-4707e4182a09/		exploitvdb-entrytechnical-description