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.
Published: 2026-10-26
Score: 9.4 Critical
EPSS: 1.5% Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 27 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 27 Oct 2026 04:30:00 +0000

Type Values Removed Values Added
First Time appeared Totolink a950rg
Vendors & Products Totolink a950rg

Mon, 26 Oct 2026 20:45:00 +0000

Type Values Removed Values Added
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.
Title TOTOLINK A950RG Cloud Upgrade upgrade.so setCloudUpgradeFW command injection
First Time appeared Totolink
Totolink a950rg Firmware
Weaknesses CWE-74
CWE-77
CPEs cpe:2.3:o:totolink:a950rg_firmware:*:*:*:*:*:*:*:*
Vendors & Products Totolink
Totolink a950rg Firmware
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 9.9, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}


Subscriptions

Totolink A950rg A950rg Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-27T14:18:09.375Z

Reserved: 2026-10-26T13:13:29.201Z

Link: CVE-2026-116504

cve-icon Vulnrichment

Updated: 2026-10-27T14:07:32.071Z

cve-icon NVD

Status : Deferred

Published: 2026-10-26T21:18:12.420

Modified: 2026-10-27T15:16:34.217

Link: CVE-2026-116504

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-27T15:30:05Z

Weaknesses
  • CWE-74

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

  • CWE-77

    Improper Neutralization of Special Elements used in a Command ('Command Injection')