CVE-2026-39488
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedMissing Authorization vulnerability in SureCart SureCart surecart allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects SureCart: from n/a through <= 4.0.2.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceThis is a missing authorization vulnerability in SureCart plugin for WordPress. The vulnerability allows attackers to exploit incorrectly configured access control security levels, potentially enabling unauthorized users to perform actions that should be restricted to higher-privileged users. This affects all versions up to and including 4.0.2.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Verify SureCart plugin is installedIn WordPress admin, go to Plugins > Installed Plugins and look for SureCart. Note the installed version number displayed.Affected if SureCart is installed and the version number is 4.0.2 or lower
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Check for user role or capability misconfigurationsGo to WordPress Users > Roles or SureCart settings panel. Review if any custom roles or capability assignments allow low-privilege users (e.g., Subscriber, Contributor) to access administrative or financial functions.Affected if Users without administrator privileges can access SureCart administrative or financial operations
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Inspect AJAX endpoints for missing capability checksExamine the SureCart plugin directory (wp-content/plugins/surecart) for AJAX handlers (admin-ajax.php calls). Check PHP files in the /includes or /src directories for functions that process sensitive requests without calling current_user_can() or similar authorization checks.Affected if AJAX endpoints handling sensitive operations lack proper capability verification
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Review access control settings in SureCart configurationAccess SureCart menu in WordPress admin panel. Navigate to Settings > Access Control or similar configuration sections. Look for any toggle or setting that controls who can perform sensitive operations such as refunds, order modification, or product management.Affected if Access control settings allow non-administrator users to perform sensitive operations
If SureCart version 4.0.2 or lower is installed AND unauthorized users can access administrative or financial functions without proper capability checks, the environment is affected by this vulnerability.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement proper authorization checks and role-based access control (RBAC) validation on all sensitive functions and endpoints within the SureCart plugin. Ensure all user actions verify the current user's capability/privilege level before executing protected operations.
- Consultation3.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2026-39488 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-39488 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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