EUVD-2026-19434

| CVE-2026-5676 MEDIUM
2026-04-06 VulDB
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

4
PoC Detected
Apr 07, 2026 - 13:20 vuln.today
Public exploit code
Analysis Generated
Apr 06, 2026 - 19:00 vuln.today
EUVD ID Assigned
Apr 06, 2026 - 19:00 euvd
EUVD-2026-19434
CVE Published
Apr 06, 2026 - 18:15 nvd
MEDIUM 6.9

Tags

Authentication Bypass

Description

A vulnerability was identified in Totolink A8000R 5.9c.681_B20180413. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument langType leads to missing authentication. The attack can be launched remotely. The exploit is publicly available and might be used.

Analysis

Authentication bypass in Totolink A8000R 5.9c.681_B20180413 allows remote attackers to manipulate the langType parameter in the setLanguageCfg function at /cgi-bin/cstecgi.cgi to bypass authentication controls without credentials. This unauthenticated remote vulnerability has publicly available exploit code and poses a confirmed risk to exposed router management interfaces.

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Priority Score

54
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +34
POC: +20

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EUVD-2026-19434 vulnerability details – vuln.today
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