CVE-2021-47889 - CVE House
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Status published High CVE-2021-47889

Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path

Vulnerability Description

Softros LAN Messenger 9.6.4 contains an unquoted service path vulnerability in the SoftrosSpellChecker service that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path in 'C:\Program Files (x86)\Softros Systems\Softros Messenger\Spell Checker\' to inject malicious executables and escalate privileges.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Victor Mondragón

Affected Vendor

Softros Systems

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Affected Software

LAN Messenger
Vulnerable Versions:
9.6.4

Timeline

Official Publish: January 23rd, 2026
Last Modified: July 15th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)