Improper Attachment Deletion in WooCommerce Checkout Manager Plugin
CVE-2026-87831

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Checkout Field Manager (checkout Manager) For WooCommerce
Vendor
CVE Published:
17 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-87831?

The Checkout Field Manager for WooCommerce plugin, prior to version 7.9.7, contains a flaw that allows authenticated users to delete arbitrary media attachments belonging to other users due to inadequate validation of ownership before an attachment is deleted. This vulnerability can be exploited by customers to manipulate the media library, potentially leading to unauthorized access and loss of data integrity.

Affected Version(s)

Checkout Field Manager (Checkout Manager) for WooCommerce 7.4.9 < 7.9.7

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-87831 - Proof of Concept

References

https://wpscan.com/vulnerability/7a871164-ce44-4e4c-8e15-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Md. Moniruzzaman Prodhan (NomanProdhan)
WPScan
.