Vulnerability record · CVE-2020-15243 · published 8 October 2020

CVE-2020-15243: Smartstore improper authentication vulnerability

Smartstore · Smartstore

Affected versions of Smartstore have a missing WebApi Authentication attribute. This vulnerability affects Smartstore shops in version 4.0.0 & 4.0.1 which have installed and activated the Web API plugin. Users of Smartstore 4.0.0 and 4.0.1 must merge their repository with 4.0.x or overwrite the file SmartStore.Web.Framework in the */bin* directory of the deployed shop with this file. As a workaround without updating uninstall the Web API plugin to close this vulnerability.

9.8 CVSS 3.1 Critical EPSS 1.2% · top 33.2% CWE-287 · Improper authenticationCWE-306 · Missing authentication for critical function

9.8CVSS 3.1 base score, v2 7.5

1.2%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

17 Jun 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Smartstore Smartstore

References

Link	Tags
https://github.com/smartstore/SmartStoreNET/security/advisories/GHSA-8g9m-jx26-qp4h	Third Party Advisory
https://github.com/smartstore/SmartStoreNET/security/advisories/GHSA-8g9m-jx26-qp4h	Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-15243), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.