All vulnerabilities

Servers and applications

CVE-2020-8818

An issue was discovered in the CardGate Payments plugin through 2.0.30 for Magento 2. Lack of origin authentication in the IPN callback processing function in Controller/Payment/Callback.php allows an attacker to remotely replace critical plugin settings (merchant ID, secret key, etc.) and therefore bypass the payment process (e.g., spoof an order status by manually sending an IPN callback…

Severity
High 8.1
Published
25 Feb 2020
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
Magento / Adobe CommerceServers and applications · cpe:a:adobe:magento
  • Version 2.3.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-8818
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-8818