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CVE-2026-22543— WEEK ENCODING FOR PASSWORDS

Quick assessment

Affected
EFACEC QC 60/90/120
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.

Efacec QC是葡萄牙Efacec公司的一系列电动汽车充电桩。 Efacec QC存在安全漏洞，该漏洞源于设备Web服务器访问凭据通过HTTP标头以Base64编码发送，Base64并非强加密算法，攻击者可拦截登录请求获取凭据。

AI Predicted 7.5 Difficulty: Easy EPSS 0.18% · P7
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I. Basic Information for CVE-2026-22543

Vulnerability Information
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Vulnerability Title
WEEK ENCODING FOR PASSWORDS
Source: CVE Program / CVE List V5
Vulnerability Description
The credentials required to access the device's web server are sent in base64 within the HTTP headers. Since base64 is not considered a strong cipher, an attacker could intercept the web request handling the login and obtain the credentials
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
口令使用弱密码学算法
Source: CVE Program / CVE List V5
Vulnerability Title
Efacec QC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Efacec QC是葡萄牙Efacec公司的一系列电动汽车充电桩。 Efacec QC存在安全漏洞，该漏洞源于设备Web服务器访问凭据通过HTTP标头以Base64编码发送，Base64并非强加密算法，攻击者可拦截登录请求获取凭据。
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
EFACEC QC 60/90/120 8 -

II. Public POCs for CVE-2026-22543

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III. Intelligence Information for CVE-2026-22543

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Other References for CVE-2026-22543 (1)

Same Patch Batch · EFACEC · 2026-01-07 · 9 CVEs total

CVE-2026-22541 DENIAL OF SERVICE VIA ICMP PACKETS
CVE-2026-22542 DENIAL OF SERVICE FOR CONCURRENT CONNECTIONS ON TELNET
CVE-2026-22544 EXCHANGE OF CREDENTIALS IN CLEAR TEXT
CVE-2026-22540 DENIAL OF SERVICE VIA ARP PACKETS
CVE-2026-22539 INFORMATION DISCLOSURE VIA CURL REQUESTS (OCPP)
CVE-2026-22537 INFORMATION DISCLOSURE WITHIN THE OPERATING SYSTEM
CVE-2026-22536 PRIVILEGE ESCALATION VIA SUDO COMMAND
CVE-2026-22535 FRAIL SECURITY IN MQTT PROTOCOL ALLOWS AN ATTACKER MODIFY CRITICAL PARAMETERS

IV. Related Vulnerabilities

Same product: QC 60/90/120
Same vendor: EFACEC
Same weakness: CWE-261

V. Comments for CVE-2026-22543

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