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Totolink A8000RU EUVD-2026-25875

| CVE-2026-7137 HIGH
OS Command Injection (CWE-78)
2026-04-27 VulDB
8.9
CVSS 4.0
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CVSS VectorNVD

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

5
PoC Detected
Apr 27, 2026 - 18:35 vuln.today
Public exploit code
Severity Changed
Apr 27, 2026 - 16:22 NVD
CRITICAL HIGH
CVSS changed
Apr 27, 2026 - 16:22 NVD
9.8 (CRITICAL) 8.9 (HIGH)
EUVD ID Assigned
Apr 27, 2026 - 16:15 euvd
EUVD-2026-25875
CVE Published
Apr 27, 2026 - 15:45 nvd
HIGH 8.9

DescriptionNVD

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument sambaEnabled leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

Analysis

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. …

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EUVD-2026-25875 vulnerability details – vuln.today

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