CVE Vulnerabilities

CVE-2026-1623

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Published: Jan 29, 2026 | Modified: Feb 10, 2026
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
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A weakness has been identified in Totolink A7000R 4.1cu.4154. Impacted is the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument FileName causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

Weakness

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Affected Software

NameVendorStart VersionEnd Version
A7000r_firmwareTotolink4.1cu.4154 (including)4.1cu.4154 (including)

Potential Mitigations

References