CVE-2026-39488
Missing Authorization in SureCart ≤ 4.0.2 Enables Unauthorized Access
Publication date: 2026-04-08
Last updated on: 2026-04-29
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| surecart | surecart | to 4.0.2 (inc) |
| patchstack | surecart | to 4.0.2 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-862 | The product does not perform an authorization check when an actor attempts to access a resource or perform an action. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability is a Broken Access Control issue that allows unprivileged users to perform actions requiring higher privileges, potentially leading to unauthorized access or modification of data.
Such unauthorized access could impact compliance with standards and regulations like GDPR or HIPAA, which require strict access controls to protect personal and sensitive data.
However, the provided information does not explicitly state the direct effects of this vulnerability on compliance with these regulations.
Can you explain this vulnerability to me?
CVE-2026-39488 is a Broken Access Control vulnerability in the WordPress SureCart plugin versions up to and including 4.0.2. It occurs due to missing authorization, authentication, or nonce token checks in certain plugin functions. This flaw allows users with lower privileges, such as contributors or developers, to perform actions that normally require higher privileges.
The issue falls under the OWASP Top 10 category A1: Broken Access Control and has a CVSS severity score of 6.5, indicating a moderate risk.
How can this vulnerability impact me? :
This vulnerability can allow unprivileged users to perform unauthorized actions within the SureCart plugin, potentially leading to unauthorized changes or access to sensitive functions.
Although it is considered low priority with a low severity impact and is unlikely to be exploited, vulnerabilities like this are often targeted in mass-exploit campaigns affecting thousands of websites indiscriminately.
To mitigate the risk, it is strongly recommended to update the SureCart plugin to version 4.0.3 or later.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability is related to missing authorization checks in the SureCart WordPress plugin versions up to 4.0.2, allowing users with contributor or developer privileges to perform unauthorized actions.
Detection involves verifying the plugin version installed on your WordPress site and checking for unauthorized privilege escalations or suspicious activity from users with contributor or developer roles.
You can detect the vulnerable plugin version by running the following WP-CLI command to list installed plugins and their versions:
- wp plugin list --status=active
Look for 'surecart' in the list and check if the version is less than or equal to 4.0.2.
Additionally, monitoring logs for unauthorized actions performed by users with contributor or developer roles may help detect exploitation attempts.
What immediate steps should I take to mitigate this vulnerability?
The primary immediate mitigation step is to update the SureCart WordPress plugin to version 4.0.3 or later, where this vulnerability has been patched.
If you are unable to update the plugin directly, seek assistance from your hosting provider or web developers to perform the update.
Enabling auto-updates for the plugin can also help ensure that future vulnerabilities are patched promptly.
Additionally, review user roles and permissions to ensure that only trusted users have contributor or developer privileges, minimizing the risk of exploitation.