What is CVE-2026-1363?

CVE-2026-1363 is a critical-severity vulnerability in Jnc I6, classified under CWE-603. CVSS score: 9.8/10. Published 2026-01-23.

How severe is CVE-2026-1363?

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

Vulnerability in Jnc I6

CVE-2026-1363

IAQS and I6 developed by JNC has a Client-Side Enforcement of Server-Side Security vulnerability, allowing unauthenticated remote attackers to gain administrator privileges by manipulating the web front-end.

Published 2026-01-23 · 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: 0.006 (46.9th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: -0.000

Affected products

Jnc I6 — versions 0
Jnc Iaqs — versions 0

Weakness classification (CWE)

CWE-603

References

www.twcert.org.tw/tw/cp-132-10652-4cdca-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-10653-117a1-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2026-1363?: CVE-2026-1363 is a critical-severity vulnerability in Jnc I6, classified under CWE-603. CVSS score: 9.8/10. Published 2026-01-23.
How severe is CVE-2026-1363?: Critical severity. CVSS v3 base score is 9.8 out of 10.