CVE-2026-76009 Next-Cart Store to WooCommerce Migration - Authentication Bypass

Next-Cart Store to WooCommerce Migration plugin for WordPress <= 3.9.8 contains an authentication bypass caused by a hardcoded fallback token in the REST route permission callback, letting unauthenticated attackers execute arbitrary SQL and delete files, exploit requires the nextcart_token option to be unset.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.90% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Remote Code Execution, Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
9 September 2026
Updated
15 October 2026
Weakness
CWE-287

Vendor fix

Update to a version later than 3.9.8 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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