What is CVE-2026-6349?

CVE-2026-6349 is a critical-severity vulnerability in Hgiga Isherlock-Audit-4.5, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-04-16.

How severe is CVE-2026-6349?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Hgiga Isherlock-Audit-4.5

CVE-2026-6349

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.

Vulnerability class: Command Injection (OS Command Injection)

Published 2026-04-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.026 (84.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.026 · change: +0.005

Affected products

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.twcert.org.tw/tw/cp-132-10842-3f255-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-10841-4f504-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2026-6349?: CVE-2026-6349 is a critical-severity vulnerability in Hgiga Isherlock-Audit-4.5, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-04-16.
How severe is CVE-2026-6349?: Critical severity. CVSS v3 base score is 9.8 out of 10.