FluentCart <= 2.1.0 — Unauthenticated Insecure Direct Object Reference
CVE-2026-100142Published · Updated Action summary
Affected: ≤2.1.0Update to 2.2.0 or newer
All remediation steps- Severity
- Medium5.3
- CVSS
- 5.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:NConfidentiality- None
I:LIntegrity- Low
A:NAvailability- None
- Required access
- No account needed
- Exploit prediction (EPSS)
- 0.3% chance in 30 days22th percentile
- CISA KEV
- Not listed
On this page8
Am I affected?
FluentCart – Online Store Builder & eCommerce Checkout fluent-cart
- Affected≤ 2.1.0
- Patched in2.2.0
Update to 2.2.0 or newer.
You are affected if you run ≤ 2.1.0. Version 2.2.0 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under FluentCart – Online Store Builder & eCommerce Checkout.
- No admin access? Run a passive check of your site. It reads public files only.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- Update to version 2.2.0, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch FluentCart – Online Store Builder & eCommerce Checkout to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Mutantgun.
The FluentCart plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.1.0. This is due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to perform an unauthorized action.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in FluentCart – Online Store Builder & eCommerce Checkout
All 10| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.5 | Insecure Direct Object Reference to Unauthenticated Sensitive Information Disclosure via 'order_id' and 'billing_address_id' Parameters ≤1.7.0Update to 1.7.1 | CVE-2026-103525 | |
| Medium4.9 | Authenticated (Administrator+) SQL Injection via 'products.variants' Array Keys ≤1.7.0Update to 1.7.1 | CVE-2026-103518 | |
| Medium5.3 | Unauthenticated Information Exposure ≤1.7.1Update to 1.8.0 | CVE-2026-109695 | |
| High7.3 | Unauthenticated Unauthorized Customer Account Access ≤1.6.4Update to 1.6.5 | CVE-2026-100143 | |
| High8.1 | Authenticated (Custom+) Arbitrary File Deletion via 'file_path' Parameter ≤1.6.2Update to 1.6.3 | CVE-2026-120577 |
- High7.5Insecure Direct Object Reference to Unauthenticated Sensitive Information Disclosure via 'order_id' and 'billing_address_id' Parameters
≤1.7.0Update to 1.7.1
- Medium4.9Authenticated (Administrator+) SQL Injection via 'products.variants' Array Keys
≤1.7.0Update to 1.7.1
- Medium5.3Unauthenticated Information Exposure
≤1.7.1Update to 1.8.0
- High7.3Unauthenticated Unauthorized Customer Account Access
≤1.6.4Update to 1.6.5
- High8.1Authenticated (Custom+) Arbitrary File Deletion via 'file_path' Parameter
≤1.6.2Update to 1.6.3
Timeline
CVE published
Severity medium, CVSS 5.3
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- EPSS
- Exploit Prediction Scoring System by FIRST.org.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.