CVE-2026-23959: CoreShop Vulnerable to SQL Injection via Admin customer-company-modifier

CVE-2026-23959 · Severity: medium · CVSS 4 · Published 2026-01-21

CoreShop Vulnerable to SQL Injection via Admin customer-company-modifier

Technologies: coreshop/core-shop (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2026-23959 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-23959 being exploited in the wild.
How severe is CVE-2026-23959?
Medium severity, with a CVSS score of 4, published 21 January 2026.
Which products and versions are affected?
coreshop/core-shop (Packagist) ECOSYSTEM:introduced=0,fixed=4.1.9.
Is there a fix for CVE-2026-23959?
Yes. coreshop/core-shop (Packagist): upgrade to 4.1.9 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-23959?
Check whether you run coreshop/core-shop (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • coreshop/core-shop (Packagist): upgrade to 4.1.9 or later
    composer require coreshop/core-shop:^4.1.9

Affected products

  • coreshop/core-shop (Packagist) ECOSYSTEM:introduced=0,fixed=4.1.9

Identifiers

  • CVE-2026-23959
  • GHSA-fqcv-8859-86x2

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