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CVE-2026-116504

CRITICAL
9.9NVD

Summary

generated automatically from NVD data

TOTOLINK A950RG firmware 4.1.2cu.5268_B20221104 contains a command injection flaw in the setCloudUpgradeFW function of lib/cste_modules/upgrade.so, part of the Cloud Upgrade component. Manipulating the FileName argument allows injection of commands, and the attack can be launched remotely. The NVD description says the exploit has been disclosed publicly. The flaw is rated CRITICAL with a CVSS v3.1 score of 9.9 and is classified as CWE-74.

NVD description

A vulnerability has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This affects the function setCloudUpgradeFW of the file lib/cste_modules/upgrade.so of the component Cloud Upgrade. The manipulation of the argument FileName leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

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In-depth analysis on cveo.tech

This CVE is covered in an article: context, affected versions and published fixes.

CVSS v3.1 Score

9.9
/ 10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Information

Published
26 oct. 2026
Updated
26 oct. 2026
Status
Received
Source
cna@vuldb.com

Weaknesses (CWE)

CWE-74CWE-77

Similar CVEs

Other vulnerabilities of type CWE-74

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