CVE-2026-5995

| EUVD-2026-21272 HIGH
2026-04-10 VulDB
8.9
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 10, 2026 - 01:16 vuln.today
Public exploit code
Analysis Generated
Apr 10, 2026 - 01:00 vuln.today
EUVD ID Assigned
Apr 10, 2026 - 01:00 euvd
EUVD-2026-21272
CVE Published
Apr 10, 2026 - 00:45 nvd
HIGH 8.9

Tags

TOTOLINK Command Injection RCE A7100Ru

Description

A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Impacted is the function setMiniuiHomeInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument lan_info can lead to os command injection. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

Analysis

OS command injection in Totolink A7100RU 7.4cu.2313_b20191024 allows unauthenticated remote attackers to execute arbitrary system commands via malicious lan_info parameter to setMiniuiHomeInfoShow function in /cgi-bin/cstecgi.cgi. CVSS 9.8 critical severity with network attack vector requiring no privileges or user interaction. …

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Remediation

Within 24 hours: Identify and inventory all Totolik A7100RU devices in production, isolate affected units from untrusted networks or disable WAN access until mitigation is confirmed. Within 7 days: Contact Totolik support to obtain firmware updates beyond version 7.4cu.2313_b20191024; if no patch is available, implement network segmentation to restrict CGI handler access (/cgi-bin/cstecgi.cgi) via firewall rules. …

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Priority Score

65
Low Medium High Critical
KEV: 0
EPSS: +0.9
CVSS: +44
POC: +20

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CVE-2026-5995 vulnerability details – vuln.today
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