CVE-2026-87797— Client Invoicing by Sprout Invoices < 20.8.16 - Subscriber+ Private Note Overwrite via si_edit_private_note
Quick assessment
Affected
Unknown Sprout Invoices
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Sprout Invoices WordPress 插件在 20.8.16 版本之前，在允许通过其 AJAX 操作覆盖私密备注时，未执行权限或所有权检查，这使得任何已认证用户（例如订阅者）能够覆盖属于其他用户的记录中的私密备注。
Possible ATT&CK Techniques 1 AI
T1078 · Valid Accounts
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I. Basic Information for CVE-2026-87797
Vulnerability Information
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Vulnerability Title
Client Invoicing by Sprout Invoices < 20.8.16 - Subscriber+ Private Note Overwrite via si_edit_private_note
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | Sprout Invoices | 0 ~ 20.8.16 | - |
|
II. Public POCs for CVE-2026-87797
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-87797 (1)
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🔗 Client Invoicing by Sprout Invoices < 20.8.16 – Subscriber+ Private Note Overwrite via si_edit_private_note | CVE 2026-87797 | Plugin Vulnerabilities exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-12 · 36 CVEs total
| CVE-2026-77006 | WebTotem Backups <= 1.0.1 - Subscriber+ Arbitrary File Deletion via Path Traversal | |
| CVE-2026-82847 | Masteriyo LMS < 3.4.1 - Instructor+ Stored XSS via Course Highlights | |
| CVE-2026-81742 | BE REST Endpoints <= 1.0.0 - Unauthenticated Stored XSS and Widget Manipulation | |
| CVE-2026-84023 | BEAR - Bulk Editor and Products Manager Professional for WooCommerce < 1.2.2 - Taxonomy Te | |
| CVE-2026-81090 | Gpx2Graphics <= 0.3 - Arbitrary File Upload via CSRF | |
| CVE-2026-81429 | Export & Import WPBakery Page Builder <= 1.0.2 - Stored XSS via CSRF | |
| CVE-2026-81402 | DS Ad Rotator <= 0.8 - Unauthenticated Arbitrary File Upload | |
| CVE-2026-80491 | SAMO Forms <= 1.0.0 - Unauthenticated SQLi | |
| CVE-2026-80494 | Yogeta WP Cloud <= 1.0 - Unauthenticated Arbitrary File Download | |
| CVE-2026-82845 | Masteriyo LMS < 3.4.1 - Subscriber+ PHP Object Injection | |
| CVE-2026-77752 | Temporary Login Without Password 1.5 - 1.9.8 - Multisite Subsite Admin+ Network Super Admi | |
| CVE-2026-77689 | Amelia Pro 9.0 - 9.8 - Unauthenticated Payment Bypass | |
| CVE-2026-77705 | Amelia < 2.4.10 - Amelia Manager+ WordPress Account Takeover | |
| CVE-2026-77753 | Temporary Login Without Password < 1.9.9 - Authenticated Temporary Access Revocation Bypas | |
| CVE-2026-78152 | SureRank 1.6.2 - 1.10.0 - Unauthenticated Author Email Disclosure via Person Schema | |
| CVE-2026-75800 | Frontegg SAML SSO <= 1.0.1 - Unauthenticated Account Takeover via Unverified SAMLResponse | |
| CVE-2026-77005 | Code Monkeys Proposals <= 1.0.1 - Subscriber+ Arbitrary File Deletion via Path Traversal | |
| CVE-2026-83532 | Custom Menu Wizard <= 3.3.1 - Contributor+ Stored XSS via Shortcode Attributes | |
| CVE-2026-87759 | Add User Autocomplete < 1.2 - Subscriber+ Privilege Escalation | |
| CVE-2026-87918 | WPBot < 8.5.7 - Unauthenticated AI Provider API Abuse via Multiple AJAX Actions |
Showing top 20 of 36 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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V. Comments for CVE-2026-87797
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