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I. Basic Information for CVE-2026-21718
Vulnerability Information
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Vulnerability Title
Copeland XWEB and XWEB Pro Use of a Broken or Risky Cryptographic Algorithm
Source: NVD (National Vulnerability Database)
Vulnerability Description
An authentication bypass vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, enabling any attackers to bypass the authentication requirement and achieve pre-authenticated code execution on the system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用已被攻破或存在风险的密码学算法
Source: NVD (National Vulnerability Database)
Vulnerability Title
Copeland多款产品 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Copeland XWEB 300D PRO等都是美国Copeland公司的一款先进的商用与工业制冷监控管理系统。 Copeland多款产品存在加密问题漏洞，该漏洞源于身份验证绕过，可能导致预身份验证代码执行。以下产品受到影响：Copeland XWEB 300D PRO,Copeland XWEB 500D PRO,Copeland XWEB 500B PRO。
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
VendorProductAffected VersionsCPESubscribe
CopelandCopeland XWEB 300D PRO 0 ~ 1.12.1 -
CopelandCopeland XWEB 500D PRO 0 ~ 1.12.1 -
CopelandCopeland XWEB 500B PRO 0 ~ 1.12.1 -
II. Public POCs for CVE-2026-21718
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III. Intelligence Information for CVE-2026-21718
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IV. Related Vulnerabilities
Same product: Copeland XWEB 300D PRO
Same vendor: Copeland
Same weakness: CWE-327
V. Comments for CVE-2026-21718

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