What’s Vulnerable › Vulnerabilities

CVE-2021-47889: Softros LAN Messenger 9.6.4 - 'SoftrosSpellChecker' Unquoted Service Path

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-23 · updated 2026-06-17
• Weakness: CWE-428

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.

Affected products

• Softros Systems LAN Messenger: 9.6.4

References

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

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