Logic Flaw in CubeCart E-Commerce Software Allows Unauthorized Unsubscription
CVE-2025-59413

6.5MEDIUM

Key Information:

Vendor

Cubecart

Status
V6
Vendor
CVE Published:
22 September 2025

What is CVE-2025-59413?

CubeCart, an e-commerce platform, has a logic flaw in its newsletter subscription endpoint that enables a malicious actor to unsubscribe users without their permission. By manipulating the 'force_unsubscribe' parameter in the POST request, an attacker can effectively remove any subscriber's email from the list. This vulnerability poses a significant risk to user privacy and trust. The issue has been resolved in version 6.5.11, where appropriate measures were implemented to secure the subscription process against unauthorized operations.

Affected Version(s)

v6 < 6.5.11

References

https://github.com/cubecart/v6/security/advisories/GHSA-8...
x_refsource_CONFIRM
https://github.com/cubecart/v6/commit/7fd1cd04f5d5c3ce1d7...
x_refsource_MISC
https://github.com/cubecart/v6/commit/db965fcfa260c4f17eb...
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.