---
title: "FluentCart WordPress - Broken Access Control"
description: "FluentCart WordPress plugin <= 1.7.0 contains an insecure direct object reference caused by missing validation on user-controlled order_id and address_id parameters, letting unauthenticated attackers access other customers' billing and shipping PII by enumerating IDs."
url: https://panop.io/threat-heartbeat/CVE-2026-103525/
---

# CVE-2026-103525 FluentCart WordPress - Broken Access Control

FluentCart WordPress plugin <= 1.7.0 contains an insecure direct object reference caused by missing validation on user-controlled order\_id and address\_id parameters, letting unauthenticated attackers access other customers' billing and shipping PII by enumerating IDs.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103525)

## Details

Type

Broken Access Control

Impact

Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

16 October 2026

Updated

16 October 2026

Weakness

[CWE-639](https://cwe.mitre.org/data/definitions/639.html)

## Vendor fix

Update to the latest version of FluentCart plugin.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103525](https://nvd.nist.gov/vuln/detail/CVE-2026-103525)
- [https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/api/Checkout/CheckoutApi.php#L338](https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/api/Checkout/CheckoutApi.php#L338)
- [https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/api/Checkout/CheckoutApi.php#L369](https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/api/Checkout/CheckoutApi.php#L369)
- [https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/app/Hooks/Cart/WebCheckoutHandler.php#L132](https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/app/Hooks/Cart/WebCheckoutHandler.php#L132)
- [https://plugins.trac.wordpress.org/changeset?reponame=&old=3734886%40fluent-cart&new=3734886%40fluent-cart](https://plugins.trac.wordpress.org/changeset?reponame=&old=3734886%40fluent-cart&new=3734886%40fluent-cart)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/8375a8f4-274d-4c4f-8833-067efc7e57a2?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/8375a8f4-274d-4c4f-8833-067efc7e57a2?source=cve)
- [https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/api/Checkout/CheckoutApi.php#L124](https://plugins.trac.wordpress.org/browser/fluent-cart/tags/1.7.0/api/Checkout/CheckoutApi.php#L124)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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