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CVE-2021-47885— Payment Terminal Multiple Versions Non-Persistent Cross-Site Scripting

Quick assessment

Affected
CriticalGears PayPal PRO Payment Terminal
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CriticalGears Stripe Payment Terminal等都是美国CriticalGears公司的一个支付软件。 CriticalGears多款产品存在跨站脚本漏洞，该漏洞源于账单和支付信息输入字段存在非持久性跨站脚本，可能导致攻击者注入恶意脚本代码。以下产品及版本受到影响：PayPal PRO Payment Terminal 3.1及之前版本、Stripe Payment Terminal 2.2.1及之前版本、Payment Terminal 2.4.1及之前版本。

CVSS 6.4 · Medium EPSS 0.25% · P16
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I. Basic Information for CVE-2021-47885

Vulnerability Information
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Vulnerability Title
Payment Terminal Multiple Versions Non-Persistent Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple payment terminal versions contain non-persistent cross-site scripting vulnerabilities in billing and payment information input fields. Attackers can inject malicious script code through vulnerable parameters to manipulate client-side requests and potentially execute session hijacking or phishing attacks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
CriticalGears多款产品 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CriticalGears Stripe Payment Terminal等都是美国CriticalGears公司的一个支付软件。 CriticalGears多款产品存在跨站脚本漏洞，该漏洞源于账单和支付信息输入字段存在非持久性跨站脚本，可能导致攻击者注入恶意脚本代码。以下产品及版本受到影响：PayPal PRO Payment Terminal 3.1及之前版本、Stripe Payment Terminal 2.2.1及之前版本、Payment Terminal 2.4.1及之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
CriticalGears PayPal PRO Payment Terminal 3.1 -
CriticalGears Stripe Payment Terminal 2.2.1 -
Authorize.net Payment Terminal 2.4.1 -

II. Public POCs for CVE-2021-47885

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III. Intelligence Information for CVE-2021-47885

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News Coverage for CVE-2021-47885 (1)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2021-47885

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