CVE-2021-47889

HIGH 7.8

Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-428
Vendor	softros systems
Product	lan messenger
Published	Jan 23, 2026
Last Updated	Jul 15, 2026

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CVSS v3 Breakdown

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Softros Systems / LAN Messenger

9.6.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49588 softros.com: https://www.softros.com/ vulncheck.com: https://www.vulncheck.com/advisories/softros-lan-messenger-softrosspellchecker-unquoted-service-path

Credits

Victor Mondragón