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.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00012.

Exploitation poc

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Softros Systems Subscribe
Lan Messenger Subscribe

No data.

No data.

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Vendors Products
Softros Systems Subscribe
Lan Messenger Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.exploit-db.com/exploits/49588 cve-icon cve-icon
https://www.softros.com/ cve-icon cve-icon
https://www.vulncheck.com/advisories/softros-lan-messenger-softrosspellchecker-unquoted-service-path cve-icon cve-icon
History

Mon, 26 Jan 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Softros Systems
Softros Systems lan Messenger
Vendors & Products Softros Systems
Softros Systems lan Messenger

Fri, 23 Jan 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 23 Jan 2026 17:00:00 +0000

Type Values Removed Values Added
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.
Title Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path
Weaknesses CWE-428
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-23T19:18:11.971Z

Reserved: 2026-01-18T12:35:05.173Z

Link: CVE-2021-47889

cve-icon Vulnrichment

Updated: 2026-01-23T19:18:09.532Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-23T17:15:52.110

Modified: 2026-01-26T15:03:33.357

Link: CVE-2021-47889

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-26T11:53:22Z

Weaknesses