CVE-2026-87831— Checkout Field Manager < 7.9.7 - Subscriber+ Arbitrary Attachment Deletion via Customer Address Custom Field
Quick assessment
Affected
Unknown Checkout Field Manager (Checkout Manager) for WooCommerce
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.
WooCommerce WordPress 插件 Checkout Field Manager（Checkout Manager）在 7.9.7 版本之前，在删除附件前未正确验证其所有权，导致任何已认证用户（例如客户）都可以删除属于其他用户的任意媒体附件。
Possible ATT&CK Techniques 1 AI
T1529 · System Shutdown/Reboot
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I. Basic Information for CVE-2026-87831
Vulnerability Information
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Vulnerability Title
Checkout Field Manager < 7.9.7 - Subscriber+ Arbitrary Attachment Deletion via Customer Address Custom Field
Source: CVE Program / CVE List V5
Vulnerability Description
The Checkout Field Manager (Checkout Manager) for WooCommerce WordPress plugin before 7.9.7 does not properly validate the ownership of an attachment before deleting it, allowing any authenticated user such as a customer to delete arbitrary media attachments belonging to other users.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | Checkout Field Manager (Checkout Manager) for WooCommerce | 7.4.9 ~ 7.9.7 | - |
|
II. Public POCs for CVE-2026-87831
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-87831 (1)
Same Patch Batch · Unknown · 2026-09-17 · 29 CVEs total
| CVE-2026-86801 | 8.8 HIGH | To Do List Member 1.4 - 1.6 - Unauthenticated Stored XSS, File Listing and Deletion via Un |
| CVE-2026-87963 | 8.6 HIGH | Yo 1.1 - 1.3.1 - Unauthenticated SQL Injection via username Parameter |
| CVE-2026-87829 | 4.3 MEDIUM | Checkout Field Manager < 7.9.7 - Subscriber+ Arbitrary Attachment Deletion via Unvalidated |
| CVE-2026-91017 | 3.7 LOW | Robokassa payment gateway for Woocommerce < 1.8.9 - Unauthenticated Payment Bypass via For |
| CVE-2025-15697 | Dictionary <= 1.0 - Reflected XSS via Multiple Parameters | |
| CVE-2026-85128 | Choose User Role at Registration for WooCommerce < 1.3.3 - Unauthenticated Privilege Escal | |
| CVE-2026-85130 | WPLP Cookie Consent < 4.4.4 - Unauthenticated Stored XSS via Consent Logs | |
| CVE-2026-86707 | Private Feed Key <= 0.1 - Unauthenticated Authentication Bypass via 'feedkey' Parameter | |
| CVE-2026-86709 | The Pressengine <= 1.0 - Unauthenticated Authentication Bypass | |
| CVE-2026-86710 | Login with QR <= 1.0.0 - Unauthenticated Authentication Bypass via 'autologin_code' Parame | |
| CVE-2026-86446 | LearnPress 4.4.3 - 4.4.6 - Unauthenticated Quiz Answer Disclosure via check-answer REST En | |
| CVE-2026-87836 | Comments Import & Export 2.1.11 - 2.5.3 - Author+ Comment PII Disclosure via Export | |
| CVE-2026-87786 | Dewa Kirim <= 1.0.0 - Unauthenticated Stored XSS via Checkout Coordinates | |
| CVE-2026-86824 | Newsletter < 9.3.8 - Unauthenticated Subscriber PII Disclosure and Modification via Predic | |
| CVE-2026-86788 | HT Mega 3.2.0 - 3.2.5 - Contributor+ Stored XSS via Section Headline Tag | |
| CVE-2026-90922 | Paid Member Subscriptions < 3.0.9 - Unauthenticated Membership Payment Bypass via PayPal S | |
| CVE-2026-88792 | Dictionary <= 1.0 - Unauthenticated Stored XSS via Direct Dictionary Update | |
| CVE-2026-88795 | wpShopGermany IT-RECHT KANZLEI < 2.4 - Unauthenticated RCE via Predictable API Token | |
| CVE-2026-88904 | PuppyFW <= 0.4.4 - Subscriber+ Arbitrary Blog Options Update and Deletion Leading to Privi | |
| CVE-2026-90923 | Autopay < 5.0.1 - Unauthenticated Cross-Customer Order Payment Parameter Disclosure and De |
Showing top 20 of 29 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: Unknown
-
CVE-2026-87829
Checkout Field Manager < 7.9.7 - Subscriber+ Arbitrary Attac -
CVE-2026-91017
Robokassa payment gateway for Woocommerce < 1.8.9 - Unauthen -
CVE-2026-86801
To Do List Member 1.4 - 1.6 - Unauthenticated Stored XSS, Fi -
CVE-2026-87963
Yo 1.1 - 1.3.1 - Unauthenticated SQL Injection via username -
CVE-2026-91019
Event Booking Manager for WooCommerce < 5.6.0 - Contributor+
Same weakness: CWE-862
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CVE-2026-92589
Craft CMS 5.0.0 before 5.10.13 Broken Access Control via nes -
CVE-2026-92586
AVideo through 29.0 Missing Authorization via comment API en -
CVE-2026-92585
AVideo through 29.0 Missing Authorization Check via API Like -
CVE-2026-92802
kan through 0.6.0 Authorization Bypass via GitHub Project Im -
CVE-2026-92803
LibreTranslate through 1.9.6 Missing Access Check on the dow
V. Comments for CVE-2026-87831
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