---
id: CVE-2026-116506
title: TOTOLINK A950RG firewall.so apmib_set command injection
summary: >-
  A vulnerability was determined in TOTOLINK A950RG 4.1.2cu.5268_B20221104.
  Affected is the function apmib_set of the file firewall.so. This manipulation
  causes command injection. The attack may be initiated remotely. The exploit
  has been …
severity: critical
cvss: 9.9
cvssVector: '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'
cvssSource: cna
cwe:
  - CWE-77
  - CWE-74
vendor: TOTOLINK
product: A950RG
affected:
  - A950RG 4.1.2cu.5268_B20221104
published: '2026-10-26'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T21:00:16.563Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-116506'
references:
  - url: 'https://vuldb.com/vuln/426404'
    label: VDB-426404 | TOTOLINK A950RG firewall.so apmib_set command injection
  - url: 'https://vuldb.com/vuln/426404/cti'
    label: 'VDB-426404 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-116506'
    label: CVE-2026-116506 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/1022555'
    label: >-
      Submit #1022555 | TOTOLINK A950RG V4.1.2cu.5268_B20221104 Command
      Injection
  - url: 'https://gist.github.com/H3rmesk1t/1046036a8601e93f375754e11307bfc8'
  - url: 'https://www.totolink.net/'
tags:
  - cve.org
epss: 0.0188
epssPercentile: 0.79336
ingestedAt: '2026-10-27T16:11:59.114Z'
---

## Overview

A vulnerability was determined in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected is the function apmib_set of the file firewall.so. This manipulation causes command injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

## Affected

- `A950RG 4.1.2cu.5268_B20221104`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.