CVE-2026-23767
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I. Basic Information for CVE-2026-23767
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
ESC/POS, a printer control language designed by Seiko Epson Corporation, lacks mechanisms for user authentication and command authorization, does not provide controls to restrict sources or destinations of network communication, and transmits commands without encryption or integrity protection.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
EPSON ESC/POS 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EPSON ESC/POS是日本爱普生（EPSON）公司的一个用于控制POS打印机的协议。 EPSON ESC/POS存在访问控制错误漏洞，该漏洞源于缺少用户身份验证和命令授权机制、未提供网络通信源或目标限制控制以及传输命令时未加密或提供完整性保护。
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 |
|---|---|---|---|---|
| Seiko Epson Corporation | ESC/POS | All products implementing ESC/POS | - |
II. Public POCs for CVE-2026-23767
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same weakness: CWE-306
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UGREEN CM933 Administrative missing authentication - CVE-2026-42302
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V. Comments for CVE-2026-23767
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