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CVE-2026-120422Sogou Input Method vulnerability

Schedule itHigh8.9EPSS 0.45%, higher than 39% of scored CVEs

CVE-2026-120422 is a vulnerability in Sogou Input Method, rated high (8.9 on CVSS 4.0).

Why this priority: High severity, with no exploitation signal yet.

Published · Updated · NVD status: Deferred

What it is

The record does not classify the weakness yet; the description below says what the reporter found.

How it is reached

An attacker can exploit it over the network, without an account, but someone has to act first, such as opening a file or following a link. Success also depends on conditions the attacker does not fully control.

What an attacker gains

A successful attack can read the data it protects and change data or behaviour. The damage can spread past the vulnerable component into others.

Is it being exploited?

There is no public report of exploitation yet. EPSS estimates a 0.45% chance of exploitation activity in the next 30 days, higher than 39% of scored CVEs.

What to do

  1. Upgrade Sogou Input Method to 16.10 or later.
  2. Until it is patched, keep it off the internet or behind a VPN, allowlist or authenticating proxy.
  3. Warn the people who use it, and filter files and links on the way in.

Description from NVD

Sogou Input Method for Windows contains a vulnerability in the configuration retrieval mechanism of its SGTool.exe component. The application retrieves configuration data over unencrypted HTTP connections, allowing an attacker capable of manipulating network traffic to replace legitimate server responses with malicious configurations. An attacker can exploit this vulnerability to instruct SGTool.exe to download attacker-controlled files to arbitrary locations, including paths used by legitimate application components. This can result in arbitrary code execution when the downloaded files are subsequently executed or loaded by the application.

What this means for your architecture.

A CVE names a product. Whether it matters depends on where that product sits in your systems: what reaches it, which trust boundary it guards and what it can reach once compromised. Veriom maps your components, their relationships and your trust boundaries from your code, cloud and delivery evidence, so you can see where a component like this sits. The radar itself does not look at your systems.

Components it touches

  • Sogou Input Method. Start from where it runs and what it is connected to.

Trust boundaries in play

  • Internet-facing entry points. No account is needed. Any instance reachable from outside your perimeter, through a load balancer, gateway, VPN or exposed admin port, is in scope.
  • People who open files and links. Mail, chat and browsers are the delivery path.
  • Isolation between components. The impact crosses out of the vulnerable component into others it should be isolated from.

Questions to answer about your own systems

  • Where does Sogou Input Method run in your systems, and at which version?
  • Which of those instances can be reached from the internet or partner networks?
  • What can it reach once compromised: which data stores, secrets and services?

Sources

  • CVE records and CVSS scores from the NVD CVE API. This product uses the NVD API but is not endorsed or certified by the NVD.
  • Exploitation status from CISA’s Known Exploited Vulnerabilities catalog.
  • Exploit likelihood from FIRST’s Exploit Prediction Scoring System (EPSS), refreshed daily.
  • Explanations are written by Veriom from fixed templates over each record’s data, not by a person reviewing each CVE. Descriptions are quoted from the records as published.