What’s Vulnerable › Vulnerabilities

CVE-2026-6349: HGiga｜iSherlock - OS Command Injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-16 · updated 2026-10-26
• Weakness: CWE-78

Description

The  iSherlock developed by HGiga  has an OS Command Injection vulnerability, allowing unauthenticated local attackers to inject arbitrary OS commands and execute them on the server.

Affected products

• HGiga iSherlock-audit-4.5: before 261 — fixed in 261
• HGiga iSherlock-audit-5.5: before 261 — fixed in 261
• HGiga iSherlock-base-4.5: before 476 — fixed in 476
• HGiga iSherlock-base-5.5: before 476 — fixed in 476

How to fix

Upgrade to a fixed version: HGiga iSherlock-audit-4.5 261; HGiga iSherlock-audit-5.5 261; HGiga iSherlock-base-4.5 476; HGiga iSherlock-base-5.5 476. Check the vendor advisory for mitigations.

References

• https://www.twcert.org.tw/en/cp-139-10841-4f504-2.html
• https://www.twcert.org.tw/tw/cp-132-10842-3f255-1.html

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