CVE-2026-5691

| EUVD-2026-19555 MEDIUM
2026-04-06 [email protected]
6.9
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/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

3
Analysis Generated
Apr 06, 2026 - 23:22 vuln.today
EUVD ID Assigned
Apr 06, 2026 - 23:22 euvd
EUVD-2026-19555
CVE Published
Apr 06, 2026 - 23:16 nvd
MEDIUM 6.9

Tags

Command Injection

Description

A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Analysis

Remote command injection in Totolink A7100RU 7.4cu.2313_b20191024 allows unauthenticated attackers to execute arbitrary OS commands via the firewallType parameter in the setFirewallType function of /cgi-bin/cstecgi.cgi. The vulnerability has a CVSS score of 6.9 with low confidentiality, integrity, and availability impact. …

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Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: +2.4
CVSS: +34
POC: 0

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CVE-2026-5691 vulnerability details – vuln.today
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