CVE-2021-47889 PUBLISHED

Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path

Assigner: VulnCheck
Reserved: 18.01.2026 Published: 23.01.2026 Updated: 23.01.2026

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.

CVSS 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
CVSS Score: 8.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 7.8

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Softros Systems
Product	LAN Messenger
Versions	Version 9.6.4 is affected

CVE-2021-47889 PUBLISHED

Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path

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Product Status

Credits

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Problem Types