CVE-2026-22535— FRAIL SECURITY IN MQTT PROTOCOL ALLOWS AN ATTACKER MODIFY CRITICAL PARAMETERS
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I. Basic Information for CVE-2026-22535
Vulnerability Information
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Vulnerability Title
FRAIL SECURITY IN MQTT PROTOCOL ALLOWS AN ATTACKER MODIFY CRITICAL PARAMETERS
Source: NVD (National Vulnerability Database)
Vulnerability Description
An attacker with the ability to interact through the network and with access credentials, could, thanks to the unsecured (unencrypted) MQTT communications protocol, write on the server topics of the board that controls the MQTT communications
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1366
Source: NVD (National Vulnerability Database)
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 60/90/120存在安全漏洞，该漏洞源于MQTT通信协议未加密，可能导致攻击者向控制MQTT通信的服务器主题写入数据。
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-2026-22535
| # | POC Description | Source Link | Shenlong Link |
|---|
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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-2026-22543 | WEEK ENCODING FOR PASSWORDS | |
| CVE-2026-22537 | INFORMATION DISCLOSURE WITHIN THE OPERATING SYSTEM | |
| CVE-2026-22536 | PRIVILEGE ESCALATION VIA SUDO COMMAND |
IV. Related Vulnerabilities
V. Comments for CVE-2026-22535
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