What is CVE-2026-15213?

CVE-2026-15213 is a medium-severity vulnerability in Welcart E-commerce, classified under CWE-345 INSUFFICIENT VERIFICATION OF DATA AUTHENTICITY. CVSS score: 5.3/10. Published 2026-08-12.

How severe is CVE-2026-15213?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Welcart E-commerce

CVE-2026-15213

The Welcart e-Commerce WordPress plugin before 2.11.33 does not verify the authenticity of its convenience-store / bank-transfer settlement callback: an unauthenticated request can flip an order from unpaid to settled purely from an order…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Unknown Welcart E-commerce — versions 0

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-15213?: CVE-2026-15213 is a medium-severity vulnerability in Welcart E-commerce, classified under CWE-345 INSUFFICIENT VERIFICATION OF DATA AUTHENTICITY. CVSS score: 5.3/10. Published 2026-08-12.
How severe is CVE-2026-15213?: Medium severity. CVSS v3 base score is 5.3 out of 10.