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Unauthenticated address disclosure in FluentCart via IDOR

Priority LOW 30CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.

Summary

The FluentCart WordPress plugin before 2.2.0 does not verify that a stored customer address selected during checkout belongs to the requester. An unauthenticated remote attacker can attach another customer's stored address to an order they place and read it back, exposing postal addresses, phone numbers and company details (CWE-639). A public exploit is linked in the references.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

The FluentCart A New Era of eCommerce WordPress plugin before 2.2.0 does not verify that a stored customer address selected during checkout belongs to the requester, allowing unauthenticated attackers to attach any customer's stored address to an order they place and read it back, disclosing customers' postal addresses, phone numbers and company details.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00298 22nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed FluentCart A New Era of eCommerce (Unknown): 2.2.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownFluentCart A New Era of eCommercebefore 2.2.02.2.0Patch availableCNA
  • FluentCart A New Era of eCommerce VendorUnknown Affected before 2.2.0 Fixed in 2.2.0 Patch available CNA

Remediation

Update FluentCart to version 2.2.0 or later, which fixes the flaw.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

  • Fix · CNA FluentCart A New Era of eCommerce (Unknown) Fixed in 2.2.0

Timeline

  1. 2026-10-22 Threatist record created from CVE-2026-100142
  2. 2026-10-22 Alias added: GHSA-m595-x4xx-r4vx
  3. 2026-10-22 CVSS score added · CISA ADP
  4. 2026-10-22 Weakness changed · CISA ADP
  5. 2026-10-22 CISA SSVC decision points changed

References

Sources