CVE-2021-47889CWE-428

Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path

High · published January 23, 2026

CVSS v4.0
8.5
EPSS
0%
Percentile
3.1
In the wild
Unconfirmed
What it is

⚡ An unquoted service path in Softros LAN Messenger 9.6.4 opens the door for local attackers to execute arbitrary code! This vulnerability is surprisingly sneaky, hiding in plain sight. 😱 Think of it like a restaurant where the menu clearly states 'Do not enter the kitchen,' but the door is never locked. Any employee can waltz in and swap out dishes for something unsavory without anyone checking! If an attacker exploits this vulnerability, they could potentially run any code they want on the affected system, elevating their privileges and wreaking havoc. This could lead to data breaches, system corruption, or unauthorized access to sensitive information!

Put simply

Think of it like a restaurant where the menu clearly states 'Do not enter the kitchen,' but the door is never locked. Any employee can waltz in and swap out dishes for something unsavory without anyone checking! This unquoted service path vulnerability in the SoftrosSpellChecker service allows local users to inject malicious executables into the service path, which can then be executed with elevated privileges.

What to do

If an attacker exploits this vulnerability, they could potentially run any code they want on the affected system, elevating their privileges and wreaking havoc. This could lead to data breaches, system corruption, or unauthorized access to sensitive information! To remediate this issue, ensure that the service path is correctly quoted in the service configuration. Patch the application to version 9.6.5 or later, and review your permissions to safeguard against unauthorized access. You've got this! By taking these steps, you'll lock down your system and boost your security like a pro! 🛡️

The record
Technical detail
CVSS v4.0
8.5 · HIGH
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00141 · 3.1th percentile
Weakness
CWE-428 · Unquoted Search Path or Element
Published
2026-01-23T16:47Z
EPSS history
Timeline
  • 23 JAN 16:47Z
    Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path
    cvelistv5